diff options
| -rw-r--r-- | Documentation/process/adding-syscalls.rst | 4 | ||||
| -rw-r--r-- | arch/x86/entry/syscalls/syscall_32.tbl | 252 | ||||
| -rw-r--r-- | arch/x86/entry/syscalls/syscall_64.tbl | 72 | ||||
| -rw-r--r-- | arch/x86/include/asm/syscall_wrapper.h | 44 | ||||
| -rw-r--r-- | arch/x86/include/asm/syscalls.h | 2 | ||||
| -rw-r--r-- | include/linux/compat.h | 29 | ||||
| -rwxr-xr-x | scripts/bloat-o-meter | 2 |
7 files changed, 205 insertions, 200 deletions
diff --git a/Documentation/process/adding-syscalls.rst b/Documentation/process/adding-syscalls.rst index 314c8bf6f2a2..0d4f29bc798b 100644 --- a/Documentation/process/adding-syscalls.rst +++ b/Documentation/process/adding-syscalls.rst @@ -360,7 +360,7 @@ First, the entry in ``arch/x86/entry/syscalls/syscall_32.tbl`` gets an extra column to indicate that a 32-bit userspace program running on a 64-bit kernel should hit the compat entry point:: - 380 i386 xyzzy sys_xyzzy compat_sys_xyzzy + 380 i386 xyzzy sys_xyzzy __ia32_compat_sys_xyzzy Second, you need to figure out what should happen for the x32 ABI version of the new system call. There's a choice here: the layout of the arguments @@ -373,7 +373,7 @@ the compatibility wrapper:: 333 64 xyzzy sys_xyzzy ... - 555 x32 xyzzy compat_sys_xyzzy + 555 x32 xyzzy __x32_compat_sys_xyzzy If no pointers are involved, then it is preferable to re-use the 64-bit system call for the x32 ABI (and consequently the entry in diff --git a/arch/x86/entry/syscalls/syscall_32.tbl b/arch/x86/entry/syscalls/syscall_32.tbl index 539df8f6d0e1..0e6cb1335db2 100644 --- a/arch/x86/entry/syscalls/syscall_32.tbl +++ b/arch/x86/entry/syscalls/syscall_32.tbl @@ -4,7 +4,7 @@ # The format is: # <number> <abi> <name> <entry point> <compat entry point> # -# The __ia32_sys and __compat_sys_ia32 stubs are created on-the-fly for +# The __ia32_sys and __ia32_compat_sys stubs are created on-the-fly for # sys_*() system calls and compat_sys_*() compat system calls if # IA32_EMULATION is defined, and expect struct pt_regs *regs as their only # parameter. @@ -16,32 +16,32 @@ 2 i386 fork sys_fork 3 i386 read sys_read __ia32_sys_read 4 i386 write sys_write __ia32_sys_write -5 i386 open sys_open __compat_sys_ia32_open +5 i386 open sys_open __ia32_compat_sys_open 6 i386 close sys_close __ia32_sys_close 7 i386 waitpid sys_waitpid __ia32_sys_waitpid 8 i386 creat sys_creat __ia32_sys_creat 9 i386 link sys_link __ia32_sys_link 10 i386 unlink sys_unlink __ia32_sys_unlink -11 i386 execve sys_execve __compat_sys_ia32_execve +11 i386 execve sys_execve __ia32_compat_sys_execve 12 i386 chdir sys_chdir __ia32_sys_chdir -13 i386 time sys_time __compat_sys_ia32_time +13 i386 time sys_time __ia32_compat_sys_time 14 i386 mknod sys_mknod __ia32_sys_mknod 15 i386 chmod sys_chmod __ia32_sys_chmod 16 i386 lchown sys_lchown16 __ia32_sys_lchown16 17 i386 break 18 i386 oldstat sys_stat __ia32_sys_stat -19 i386 lseek sys_lseek __compat_sys_ia32_lseek +19 i386 lseek sys_lseek __ia32_compat_sys_lseek 20 i386 getpid sys_getpid -21 i386 mount sys_mount __compat_sys_ia32_mount +21 i386 mount sys_mount __ia32_compat_sys_mount 22 i386 umount sys_oldumount __ia32_sys_oldumount 23 i386 setuid sys_setuid16 __ia32_sys_setuid16 24 i386 getuid sys_getuid16 -25 i386 stime sys_stime __compat_sys_ia32_stime -26 i386 ptrace sys_ptrace __compat_sys_ia32_ptrace +25 i386 stime sys_stime __ia32_compat_sys_stime +26 i386 ptrace sys_ptrace __ia32_compat_sys_ptrace 27 i386 alarm sys_alarm __ia32_sys_alarm 28 i386 oldfstat sys_fstat __ia32_sys_fstat 29 i386 pause sys_pause -30 i386 utime sys_utime __compat_sys_ia32_utime +30 i386 utime sys_utime __ia32_compat_sys_utime 31 i386 stty 32 i386 gtty 33 i386 access sys_access __ia32_sys_access @@ -54,7 +54,7 @@ 40 i386 rmdir sys_rmdir __ia32_sys_rmdir 41 i386 dup sys_dup __ia32_sys_dup 42 i386 pipe sys_pipe __ia32_sys_pipe -43 i386 times sys_times __compat_sys_ia32_times +43 i386 times sys_times __ia32_compat_sys_times 44 i386 prof 45 i386 brk sys_brk __ia32_sys_brk 46 i386 setgid sys_setgid16 __ia32_sys_setgid16 @@ -65,84 +65,84 @@ 51 i386 acct sys_acct __ia32_sys_acct 52 i386 umount2 sys_umount __ia32_sys_umount 53 i386 lock -54 i386 ioctl sys_ioctl __compat_sys_ia32_ioctl -55 i386 fcntl sys_fcntl __compat_sys_ia32_fcntl64 +54 i386 ioctl sys_ioctl __ia32_compat_sys_ioctl +55 i386 fcntl sys_fcntl __ia32_compat_sys_fcntl64 56 i386 mpx 57 i386 setpgid sys_setpgid __ia32_sys_setpgid 58 i386 ulimit 59 i386 oldolduname sys_olduname __ia32_sys_olduname 60 i386 umask sys_umask __ia32_sys_umask 61 i386 chroot sys_chroot __ia32_sys_chroot -62 i386 ustat sys_ustat __compat_sys_ia32_ustat +62 i386 ustat sys_ustat __ia32_compat_sys_ustat 63 i386 dup2 sys_dup2 __ia32_sys_dup2 64 i386 getppid sys_getppid 65 i386 getpgrp sys_getpgrp 66 i386 setsid sys_setsid -67 i386 sigaction sys_sigaction __compat_sys_ia32_sigaction +67 i386 sigaction sys_sigaction __ia32_compat_sys_sigaction 68 i386 sgetmask sys_sgetmask 69 i386 ssetmask sys_ssetmask __ia32_sys_ssetmask 70 i386 setreuid sys_setreuid16 __ia32_sys_setreuid16 71 i386 setregid sys_setregid16 __ia32_sys_setregid16 72 i386 sigsuspend sys_sigsuspend __ia32_sys_sigsuspend -73 i386 sigpending sys_sigpending __compat_sys_ia32_sigpending +73 i386 sigpending sys_sigpending __ia32_compat_sys_sigpending 74 i386 sethostname sys_sethostname __ia32_sys_sethostname -75 i386 setrlimit sys_setrlimit __compat_sys_ia32_setrlimit -76 i386 getrlimit sys_old_getrlimit __compat_sys_ia32_old_getrlimit -77 i386 getrusage sys_getrusage __compat_sys_ia32_getrusage -78 i386 gettimeofday sys_gettimeofday __compat_sys_ia32_gettimeofday -79 i386 settimeofday sys_settimeofday __compat_sys_ia32_settimeofday +75 i386 setrlimit sys_setrlimit __ia32_compat_sys_setrlimit +76 i386 getrlimit sys_old_getrlimit __ia32_compat_sys_old_getrlimit +77 i386 getrusage sys_getrusage __ia32_compat_sys_getrusage +78 i386 gettimeofday sys_gettimeofday __ia32_compat_sys_gettimeofday +79 i386 settimeofday sys_settimeofday __ia32_compat_sys_settimeofday 80 i386 getgroups sys_getgroups16 __ia32_sys_getgroups16 81 i386 setgroups sys_setgroups16 __ia32_sys_setgroups16 -82 i386 select sys_old_select __compat_sys_ia32_old_select +82 i386 select sys_old_select __ia32_compat_sys_old_select 83 i386 symlink sys_symlink __ia32_sys_symlink 84 i386 oldlstat sys_lstat __ia32_sys_lstat 85 i386 readlink sys_readlink __ia32_sys_readlink 86 i386 uselib sys_uselib __ia32_sys_uselib 87 i386 swapon sys_swapon __ia32_sys_swapon 88 i386 reboot sys_reboot __ia32_sys_reboot -89 i386 readdir sys_old_readdir __compat_sys_ia32_old_readdir -90 i386 mmap sys_old_mmap __compat_sys_ia32_x86_mmap +89 i386 readdir sys_old_readdir __ia32_compat_sys_old_readdir +90 i386 mmap sys_old_mmap __ia32_compat_sys_x86_mmap 91 i386 munmap sys_munmap __ia32_sys_munmap -92 i386 truncate sys_truncate __compat_sys_ia32_truncate -93 i386 ftruncate sys_ftruncate __compat_sys_ia32_ftruncate +92 i386 truncate sys_truncate __ia32_compat_sys_truncate +93 i386 ftruncate sys_ftruncate __ia32_compat_sys_ftruncate 94 i386 fchmod sys_fchmod __ia32_sys_fchmod 95 i386 fchown sys_fchown16 __ia32_sys_fchown16 96 i386 getpriority sys_getpriority __ia32_sys_getpriority 97 i386 setpriority sys_setpriority __ia32_sys_setpriority 98 i386 profil -99 i386 statfs sys_statfs __compat_sys_ia32_statfs -100 i386 fstatfs sys_fstatfs __compat_sys_ia32_fstatfs +99 i386 statfs sys_statfs __ia32_compat_sys_statfs +100 i386 fstatfs sys_fstatfs __ia32_compat_sys_fstatfs 101 i386 ioperm sys_ioperm __ia32_sys_ioperm -102 i386 socketcall sys_socketcall __compat_sys_ia32_socketcall +102 i386 socketcall sys_socketcall __ia32_compat_sys_socketcall 103 i386 syslog sys_syslog __ia32_sys_syslog -104 i386 setitimer sys_setitimer __compat_sys_ia32_setitimer -105 i386 getitimer sys_getitimer __compat_sys_ia32_getitimer -106 i386 stat sys_newstat __compat_sys_ia32_newstat -107 i386 lstat sys_newlstat __compat_sys_ia32_newlstat -108 i386 fstat sys_newfstat __compat_sys_ia32_newfstat +104 i386 setitimer sys_setitimer __ia32_compat_sys_setitimer +105 i386 getitimer sys_getitimer __ia32_compat_sys_getitimer +106 i386 stat sys_newstat __ia32_compat_sys_newstat +107 i386 lstat sys_newlstat __ia32_compat_sys_newlstat +108 i386 fstat sys_newfstat __ia32_compat_sys_newfstat 109 i386 olduname sys_uname __ia32_sys_uname 110 i386 iopl sys_iopl __ia32_sys_iopl 111 i386 vhangup sys_vhangup 112 i386 idle 113 i386 vm86old sys_vm86old sys_ni_syscall -114 i386 wait4 sys_wait4 __compat_sys_ia32_wait4 +114 i386 wait4 sys_wait4 __ia32_compat_sys_wait4 115 i386 swapoff sys_swapoff __ia32_sys_swapoff -116 i386 sysinfo sys_sysinfo __compat_sys_ia32_sysinfo -117 i386 ipc sys_ipc __compat_sys_ia32_ipc +116 i386 sysinfo sys_sysinfo __ia32_compat_sys_sysinfo +117 i386 ipc sys_ipc __ia32_compat_sys_ipc 118 i386 fsync sys_fsync __ia32_sys_fsync 119 i386 sigreturn sys_sigreturn sys32_sigreturn -120 i386 clone sys_clone __compat_sys_ia32_x86_clone +120 i386 clone sys_clone __ia32_compat_sys_x86_clone 121 i386 setdomainname sys_setdomainname __ia32_sys_setdomainname 122 i386 uname sys_newuname __ia32_sys_newuname 123 i386 modify_ldt sys_modify_ldt __ia32_sys_modify_ldt -124 i386 adjtimex sys_adjtimex __compat_sys_ia32_adjtimex +124 i386 adjtimex sys_adjtimex __ia32_compat_sys_adjtimex 125 i386 mprotect sys_mprotect __ia32_sys_mprotect -126 i386 sigprocmask sys_sigprocmask __compat_sys_ia32_sigprocmask +126 i386 sigprocmask sys_sigprocmask __ia32_compat_sys_sigprocmask 127 i386 create_module 128 i386 init_module sys_init_module __ia32_sys_init_module 129 i386 delete_module sys_delete_module __ia32_sys_delete_module 130 i386 get_kernel_syms -131 i386 quotactl sys_quotactl __compat_sys_ia32_quotactl32 +131 i386 quotactl sys_quotactl __ia32_compat_sys_quotactl32 132 i386 getpgid sys_getpgid __ia32_sys_getpgid 133 i386 fchdir sys_fchdir __ia32_sys_fchdir 134 i386 bdflush sys_bdflush __ia32_sys_bdflush @@ -152,15 +152,15 @@ 138 i386 setfsuid sys_setfsuid16 __ia32_sys_setfsuid16 139 i386 setfsgid sys_setfsgid16 __ia32_sys_setfsgid16 140 i386 _llseek sys_llseek __ia32_sys_llseek -141 i386 getdents sys_getdents __compat_sys_ia32_getdents -142 i386 _newselect sys_select __compat_sys_ia32_select +141 i386 getdents sys_getdents __ia32_compat_sys_getdents +142 i386 _newselect sys_select __ia32_compat_sys_select 143 i386 flock sys_flock __ia32_sys_flock 144 i386 msync sys_msync __ia32_sys_msync -145 i386 readv sys_readv __compat_sys_ia32_readv -146 i386 writev sys_writev __compat_sys_ia32_writev +145 i386 readv sys_readv __ia32_compat_sys_readv +146 i386 writev sys_writev __ia32_compat_sys_writev 147 i386 getsid sys_getsid __ia32_sys_getsid 148 i386 fdatasync sys_fdatasync __ia32_sys_fdatasync -149 i386 _sysctl sys_sysctl __compat_sys_ia32_sysctl +149 i386 _sysctl sys_sysctl __ia32_compat_sys_sysctl 150 i386 mlock sys_mlock __ia32_sys_mlock 151 i386 munlock sys_munlock __ia32_sys_munlock 152 i386 mlockall sys_mlockall __ia32_sys_mlockall @@ -172,8 +172,8 @@ 158 i386 sched_yield sys_sched_yield 159 i386 sched_get_priority_max sys_sched_get_priority_max __ia32_sys_sched_get_priority_max 160 i386 sched_get_priority_min sys_sched_get_priority_min __ia32_sys_sched_get_priority_min -161 i386 sched_rr_get_interval sys_sched_rr_get_interval __compat_sys_ia32_sched_rr_get_interval -162 i386 nanosleep sys_nanosleep __compat_sys_ia32_nanosleep +161 i386 sched_rr_get_interval sys_sched_rr_get_interval __ia32_compat_sys_sched_rr_get_interval +162 i386 nanosleep sys_nanosleep __ia32_compat_sys_nanosleep 163 i386 mremap sys_mremap __ia32_sys_mremap 164 i386 setresuid sys_setresuid16 __ia32_sys_setresuid16 165 i386 getresuid sys_getresuid16 __ia32_sys_getresuid16 @@ -185,30 +185,30 @@ 171 i386 getresgid sys_getresgid16 __ia32_sys_getresgid16 172 i386 prctl sys_prctl __ia32_sys_prctl 173 i386 rt_sigreturn sys_rt_sigreturn sys32_rt_sigreturn -174 i386 rt_sigaction sys_rt_sigaction __compat_sys_ia32_rt_sigaction +174 i386 rt_sigaction sys_rt_sigaction __ia32_compat_sys_rt_sigaction 175 i386 rt_sigprocmask sys_rt_sigprocmask __ia32_sys_rt_sigprocmask -176 i386 rt_sigpending sys_rt_sigpending __compat_sys_ia32_rt_sigpending -177 i386 rt_sigtimedwait sys_rt_sigtimedwait __compat_sys_ia32_rt_sigtimedwait -178 i386 rt_sigqueueinfo sys_rt_sigqueueinfo __compat_sys_ia32_rt_sigqueueinfo +176 i386 rt_sigpending sys_rt_sigpending __ia32_compat_sys_rt_sigpending +177 i386 rt_sigtimedwait sys_rt_sigtimedwait __ia32_compat_sys_rt_sigtimedwait +178 i386 rt_sigqueueinfo sys_rt_sigqueueinfo __ia32_compat_sys_rt_sigqueueinfo 179 i386 rt_sigsuspend sys_rt_sigsuspend __ia32_sys_rt_sigsuspend -180 i386 pread64 sys_pread64 __compat_sys_ia32_x86_pread -181 i386 pwrite64 sys_pwrite64 __compat_sys_ia32_x86_pwrite +180 i386 pread64 sys_pread64 __ia32_compat_sys_x86_pread +181 i386 pwrite64 sys_pwrite64 __ia32_compat_sys_x86_pwrite 182 i386 chown sys_chown16 __ia32_sys_chown16 183 i386 getcwd sys_getcwd __ia32_sys_getcwd 184 i386 capget sys_capget __ia32_sys_capget 185 i386 capset sys_capset __ia32_sys_capset -186 i386 sigaltstack sys_sigaltstack __compat_sys_ia32_sigaltstack -187 i386 sendfile sys_sendfile __compat_sys_ia32_sendfile +186 i386 sigaltstack sys_sigaltstack __ia32_compat_sys_sigaltstack +187 i386 sendfile sys_sendfile __ia32_compat_sys_sendfile 188 i386 getpmsg 189 i386 putpmsg 190 i386 vfork sys_vfork -191 i386 ugetrlimit sys_getrlimit __compat_sys_ia32_getrlimit +191 i386 ugetrlimit sys_getrlimit __ia32_compat_sys_getrlimit 192 i386 mmap2 sys_mmap_pgoff __ia32_sys_mmap_pgoff -193 i386 truncate64 sys_truncate64 __compat_sys_ia32_x86_truncate64 -194 i386 ftruncate64 sys_ftruncate64 __compat_sys_ia32_x86_ftruncate64 -195 i386 stat64 sys_stat64 __compat_sys_ia32_x86_stat64 -196 i386 lstat64 sys_lstat64 __compat_sys_ia32_x86_lstat64 -197 i386 fstat64 sys_fstat64 __compat_sys_ia32_x86_fstat64 +193 i386 truncate64 sys_truncate64 __ia32_compat_sys_x86_truncate64 +194 i386 ftruncate64 sys_ftruncate64 __ia32_compat_sys_x86_ftruncate64 +195 i386 stat64 sys_stat64 __ia32_compat_sys_x86_stat64 +196 i386 lstat64 sys_lstat64 __ia32_compat_sys_x86_lstat64 +197 i386 fstat64 sys_fstat64 __ia32_compat_sys_x86_fstat64 198 i386 lchown32 sys_lchown __ia32_sys_lchown 199 i386 getuid32 sys_getuid 200 i386 getgid32 sys_getgid @@ -232,11 +232,11 @@ 218 i386 mincore sys_mincore __ia32_sys_mincore 219 i386 madvise sys_madvise __ia32_sys_madvise 220 i386 getdents64 sys_getdents64 __ia32_sys_getdents64 -221 i386 fcntl64 sys_fcntl64 __compat_sys_ia32_fcntl64 +221 i386 fcntl64 sys_fcntl64 __ia32_compat_sys_fcntl64 # 222 is unused # 223 is unused 224 i386 gettid sys_gettid -225 i386 readahead sys_readahead __compat_sys_ia32_x86_readahead +225 i386 readahead sys_readahead __ia32_compat_sys_x86_readahead 226 i386 setxattr sys_setxattr __ia32_sys_setxattr 227 i386 lsetxattr sys_lsetxattr __ia32_sys_lsetxattr 228 i386 fsetxattr sys_fsetxattr __ia32_sys_fsetxattr @@ -251,67 +251,67 @@ 237 i386 fremovexattr sys_fremovexattr __ia32_sys_fremovexattr 238 i386 tkill sys_tkill __ia32_sys_tkill 239 i386 sendfile64 sys_sendfile64 __ia32_sys_sendfile64 -240 i386 futex sys_futex __compat_sys_ia32_futex -241 i386 sched_setaffinity sys_sched_setaffinity __compat_sys_ia32_sched_setaffinity -242 i386 sched_getaffinity sys_sched_getaffinity __compat_sys_ia32_sched_getaffinity +240 i386 futex sys_futex __ia32_compat_sys_futex +241 i386 sched_setaffinity sys_sched_setaffinity __ia32_compat_sys_sched_setaffinity +242 i386 sched_getaffinity sys_sched_getaffinity __ia32_compat_sys_sched_getaffinity 243 i386 set_thread_area sys_set_thread_area __ia32_sys_set_thread_area 244 i386 get_thread_area sys_get_thread_area __ia32_sys_get_thread_area -245 i386 io_setup sys_io_setup __compat_sys_ia32_io_setup +245 i386 io_setup sys_io_setup __ia32_compat_sys_io_setup 246 i386 io_destroy sys_io_destroy __ia32_sys_io_destroy -247 i386 io_getevents sys_io_getevents __compat_sys_ia32_io_getevents -248 i386 io_submit sys_io_submit __compat_sys_ia32_io_submit +247 i386 io_getevents sys_io_getevents __ia32_compat_sys_io_getevents +248 i386 io_submit sys_io_submit __ia32_compat_sys_io_submit 249 i386 io_cancel sys_io_cancel __ia32_sys_io_cancel -250 i386 fadvise64 sys_fadvise64 __compat_sys_ia32_x86_fadvise64 +250 i386 fadvise64 sys_fadvise64 __ia32_compat_sys_x86_fadvise64 # 251 is available for reuse (was briefly sys_set_zone_reclaim) 252 i386 exit_group sys_exit_group __ia32_sys_exit_group -253 i386 lookup_dcookie sys_lookup_dcookie __compat_sys_ia32_lookup_dcookie +253 i386 lookup_dcookie sys_lookup_dcookie __ia32_compat_sys_lookup_dcookie 254 i386 epoll_create sys_epoll_create __ia32_sys_epoll_create 255 i386 epoll_ctl sys_epoll_ctl __ia32_sys_epoll_ctl 256 i386 epoll_wait sys_epoll_wait __ia32_sys_epoll_wait 257 i386 remap_file_pages sys_remap_file_pages __ia32_sys_remap_file_pages 258 i386 set_tid_address sys_set_tid_address __ia32_sys_set_tid_address -259 i386 timer_create sys_timer_create __compat_sys_ia32_timer_create -260 i386 timer_settime sys_timer_settime __compat_sys_ia32_timer_settime -261 i386 timer_gettime sys_timer_gettime __compat_sys_ia32_timer_gettime +259 i386 timer_create sys_timer_create __ia32_compat_sys_timer_create +260 i386 timer_settime sys_timer_settime __ia32_compat_sys_timer_settime +261 i386 timer_gettime sys_timer_gettime __ia32_compat_sys_timer_gettime 262 i386 timer_getoverrun sys_timer_getoverrun __ia32_sys_timer_getoverrun 263 i386 timer_delete sys_timer_delete __ia32_sys_timer_delete -264 i386 clock_settime sys_clock_settime __compat_sys_ia32_clock_settime -265 i386 clock_gettime sys_clock_gettime __compat_sys_ia32_clock_gettime -266 i386 clock_getres sys_clock_getres __compat_sys_ia32_clock_getres -267 i386 clock_nanosleep sys_clock_nanosleep __compat_sys_ia32_clock_nanosleep -268 i386 statfs64 sys_statfs64 __compat_sys_ia32_statfs64 -269 i386 fstatfs64 sys_fstatfs64 __compat_sys_ia32_fstatfs64 +264 i386 clock_settime sys_clock_settime __ia32_compat_sys_clock_settime +265 i386 clock_gettime sys_clock_gettime __ia32_compat_sys_clock_gettime +266 i386 clock_getres sys_clock_getres __ia32_compat_sys_clock_getres +267 i386 clock_nanosleep sys_clock_nanosleep __ia32_compat_sys_clock_nanosleep +268 i386 statfs64 sys_statfs64 __ia32_compat_sys_statfs64 +269 i386 fstatfs64 sys_fstatfs64 __ia32_compat_sys_fstatfs64 270 i386 tgkill sys_tgkill __ia32_sys_tgkill -271 i386 utimes sys_utimes __compat_sys_ia32_utimes -272 i386 fadvise64_64 sys_fadvise64_64 __compat_sys_ia32_x86_fadvise64_64 +271 i386 utimes sys_utimes __ia32_compat_sys_utimes +272 i386 fadvise64_64 sys_fadvise64_64 __ia32_compat_sys_x86_fadvise64_64 273 i386 vserver 274 i386 mbind sys_mbind __ia32_sys_mbind -275 i386 get_mempolicy sys_get_mempolicy __compat_sys_ia32_get_mempolicy +275 i386 get_mempolicy sys_get_mempolicy __ia32_compat_sys_get_mempolicy 276 i386 set_mempolicy sys_set_mempolicy __ia32_sys_set_mempolicy -277 i386 mq_open sys_mq_open __compat_sys_ia32_mq_open +277 i386 mq_open sys_mq_open __ia32_compat_sys_mq_open 278 i386 mq_unlink sys_mq_unlink __ia32_sys_mq_unlink -279 i386 mq_timedsend sys_mq_timedsend __compat_sys_ia32_mq_timedsend -280 i386 mq_timedreceive sys_mq_timedreceive __compat_sys_ia32_mq_timedreceive -281 i386 mq_notify sys_mq_notify __compat_sys_ia32_mq_notify -282 i386 mq_getsetattr sys_mq_getsetattr __compat_sys_ia32_mq_getsetattr -283 i386 kexec_load sys_kexec_load __compat_sys_ia32_kexec_load -284 i386 waitid sys_waitid __compat_sys_ia32_waitid +279 i386 mq_timedsend sys_mq_timedsend __ia32_compat_sys_mq_timedsend +280 i386 mq_timedreceive sys_mq_timedreceive __ia32_compat_sys_mq_timedreceive +281 i386 mq_notify sys_mq_notify __ia32_compat_sys_mq_notify +282 i386 mq_getsetattr sys_mq_getsetattr __ia32_compat_sys_mq_getsetattr +283 i386 kexec_load sys_kexec_load __ia32_compat_sys_kexec_load +284 i386 waitid sys_waitid __ia32_compat_sys_waitid # 285 sys_setaltroot 286 i386 add_key sys_add_key __ia32_sys_add_key 287 i386 request_key sys_request_key __ia32_sys_request_key -288 i386 keyctl sys_keyctl __compat_sys_ia32_keyctl +288 i386 keyctl sys_keyctl __ia32_compat_sys_keyctl 289 i386 ioprio_set sys_ioprio_set __ia32_sys_ioprio_set 290 i386 ioprio_get sys_ioprio_get __ia32_sys_ioprio_get 291 i386 inotify_init sys_inotify_init 292 i386 inotify_add_watch sys_inotify_add_watch __ia32_sys_inotify_add_watch 293 i386 inotify_rm_watch sys_inotify_rm_watch __ia32_sys_inotify_rm_watch 294 i386 migrate_pages sys_migrate_pages __ia32_sys_migrate_pages -295 i386 openat sys_openat __compat_sys_ia32_openat +295 i386 openat sys_openat __ia32_compat_sys_openat 296 i386 mkdirat sys_mkdirat __ia32_sys_mkdirat 297 i386 mknodat sys_mknodat __ia32_sys_mknodat 298 i386 fchownat sys_fchownat __ia32_sys_fchownat -299 i386 futimesat sys_futimesat __compat_sys_ia32_futimesat -300 i386 fstatat64 sys_fstatat64 __compat_sys_ia32_x86_fstatat +299 i386 futimesat sys_futimesat __ia32_compat_sys_futimesat +300 i386 fstatat64 sys_fstatat64 __ia32_compat_sys_x86_fstatat 301 i386 unlinkat sys_unlinkat __ia32_sys_unlinkat 302 i386 renameat sys_renameat __ia32_sys_renameat 303 i386 linkat sys_linkat __ia32_sys_linkat @@ -319,47 +319,47 @@ 305 i386 readlinkat sys_readlinkat __ia32_sys_readlinkat 306 i386 fchmodat sys_fchmodat __ia32_sys_fchmodat 307 i386 faccessat sys_faccessat __ia32_sys_faccessat -308 i386 pselect6 sys_pselect6 __compat_sys_ia32_pselect6 -309 i386 ppoll sys_ppoll __compat_sys_ia32_ppoll +308 i386 pselect6 sys_pselect6 __ia32_compat_sys_pselect6 +309 i386 ppoll sys_ppoll __ia32_compat_sys_ppoll 310 i386 unshare sys_unshare __ia32_sys_unshare -311 i386 set_robust_list sys_set_robust_list __compat_sys_ia32_set_robust_list -312 i386 get_robust_list sys_get_robust_list __compat_sys_ia32_get_robust_list +311 i386 set_robust_list sys_set_robust_list __ia32_compat_sys_set_robust_list +312 i386 get_robust_list sys_get_robust_list __ia32_compat_sys_get_robust_list 313 i386 splice sys_splice __ia32_sys_splice -314 i386 sync_file_range sys_sync_file_range __compat_sys_ia32_x86_sync_file_range +314 i386 sync_file_range sys_sync_file_range __ia32_compat_sys_x86_sync_file_range 315 i386 tee sys_tee __ia32_sys_tee -316 i386 vmsplice sys_vmsplice __compat_sys_ia32_vmsplice -317 i386 move_pages sys_move_pages __compat_sys_ia32_move_pages +316 i386 vmsplice sys_vmsplice __ia32_compat_sys_vmsplice +317 i386 move_pages sys_move_pages __ia32_compat_sys_move_pages 318 i386 getcpu sys_getcpu __ia32_sys_getcpu 319 i386 epoll_pwait sys_epoll_pwait __ia32_sys_epoll_pwait -320 i386 utimensat sys_utimensat __compat_sys_ia32_utimensat -321 i386 signalfd sys_signalfd __compat_sys_ia32_signalfd +320 i386 utimensat sys_utimensat __ia32_compat_sys_utimensat +321 i386 signalfd sys_signalfd __ia32_compat_sys_signalfd 322 i386 timerfd_create sys_timerfd_create __ia32_sys_timerfd_create 323 i386 eventfd sys_eventfd __ia32_sys_eventfd -324 i386 fallocate sys_fallocate __compat_sys_ia32_x86_fallocate -325 i386 timerfd_settime sys_timerfd_settime __compat_sys_ia32_timerfd_settime -326 i386 timerfd_gettime sys_timerfd_gettime __compat_sys_ia32_timerfd_gettime -327 i386 signalfd4 sys_signalfd4 __compat_sys_ia32_signalfd4 +324 i386 fallocate sys_fallocate __ia32_compat_sys_x86_fallocate +325 i386 timerfd_settime sys_timerfd_settime __ia32_compat_sys_timerfd_settime +326 i386 timerfd_gettime sys_timerfd_gettime __ia32_compat_sys_timerfd_gettime +327 i386 signalfd4 sys_signalfd4 __ia32_compat_sys_signalfd4 328 i386 eventfd2 sys_eventfd2 __ia32_sys_eventfd2 329 i386 epoll_create1 sys_epoll_create1 __ia32_sys_epoll_create1 330 i386 dup3 sys_dup3 __ia32_sys_dup3 331 i386 pipe2 sys_pipe2 __ia32_sys_pipe2 332 i386 inotify_init1 sys_inotify_init1 __ia32_sys_inotify_init1 -333 i386 preadv sys_preadv __compat_sys_ia32_preadv -334 i386 pwritev sys_pwritev __compat_sys_ia32_pwritev -335 i386 rt_tgsigqueueinfo sys_rt_tgsigqueueinfo __compat_sys_ia32_rt_tgsigqueueinfo +333 i386 preadv sys_preadv __ia32_compat_sys_preadv +334 i386 pwritev sys_pwritev __ia32_compat_sys_pwritev +335 i386 rt_tgsigqueueinfo sys_rt_tgsigqueueinfo __ia32_compat_sys_rt_tgsigqueueinfo 336 i386 perf_event_open sys_perf_event_open __ia32_sys_perf_event_open -337 i386 recvmmsg sys_recvmmsg __compat_sys_ia32_recvmmsg +337 i386 recvmmsg sys_recvmmsg __ia32_compat_sys_recvmmsg 338 i386 fanotify_init sys_fanotify_init __ia32_sys_fanotify_init -339 i386 fanotify_mark sys_fanotify_mark __compat_sys_ia32_fanotify_mark +339 i386 fanotify_mark sys_fanotify_mark __ia32_compat_sys_fanotify_mark 340 i386 prlimit64 sys_prlimit64 __ia32_sys_prlimit64 341 i386 name_to_handle_at sys_name_to_handle_at __ia32_sys_name_to_handle_at -342 i386 open_by_handle_at sys_open_by_handle_at __compat_sys_ia32_open_by_handle_at -343 i386 clock_adjtime sys_clock_adjtime __compat_sys_ia32_clock_adjtime +342 i386 open_by_handle_at sys_open_by_handle_at __ia32_compat_sys_open_by_handle_at +343 i386 clock_adjtime sys_clock_adjtime __ia32_compat_sys_clock_adjtime 344 i386 syncfs sys_syncfs __ia32_sys_syncfs -345 i386 sendmmsg sys_sendmmsg __compat_sys_ia32_sendmmsg +345 i386 sendmmsg sys_sendmmsg __ia32_compat_sys_sendmmsg 346 i386 setns sys_setns __ia32_sys_setns -347 i386 process_vm_readv sys_process_vm_readv __compat_sys_ia32_process_vm_readv -348 i386 process_vm_writev sys_process_vm_writev __compat_sys_ia32_process_vm_writev +347 i386 process_vm_readv sys_process_vm_readv __ia32_compat_sys_process_vm_readv +348 i386 process_vm_writev sys_process_vm_writev __ia32_compat_sys_process_vm_writev 349 i386 kcmp sys_kcmp __ia32_sys_kcmp 350 i386 finit_module sys_finit_module __ia32_sys_finit_module 351 i386 sched_setattr sys_sched_setattr __ia32_sys_sched_setattr @@ -369,30 +369,30 @@ 355 i386 getrandom sys_getrandom __ia32_sys_getrandom 356 i386 memfd_create sys_memfd_create __ia32_sys_memfd_create 357 i386 bpf sys_bpf __ia32_sys_bpf -358 i386 execveat sys_execveat __compat_sys_ia32_execveat +358 i386 execveat sys_execveat __ia32_compat_sys_execveat 359 i386 socket sys_socket __ia32_sys_socket 360 i386 socketpair sys_socketpair __ia32_sys_socketpair 361 i386 bind sys_bind __ia32_sys_bind 362 i386 connect sys_connect __ia32_sys_connect 363 i386 listen sys_listen __ia32_sys_listen 364 i386 accept4 sys_accept4 __ia32_sys_accept4 -365 i386 getsockopt sys_getsockopt __compat_sys_ia32_getsockopt -366 i386 setsockopt sys_setsockopt __compat_sys_ia32_setsockopt +365 i386 getsockopt sys_getsockopt __ia32_compat_sys_getsockopt +366 i386 setsockopt sys_setsockopt __ia32_compat_sys_setsockopt 367 i386 getsockname sys_getsockname __ia32_sys_getsockname 368 i386 getpeername sys_getpeername __ia32_sys_getpeername 369 i386 sendto sys_sendto __ia32_sys_sendto -370 i386 sendmsg sys_sendmsg __compat_sys_ia32_sendmsg -371 i386 recvfrom sys_recvfrom __compat_sys_ia32_recvfrom -372 i386 recvmsg sys_recvmsg __compat_sys_ia32_recvmsg +370 i386 sendmsg sys_sendmsg __ia32_compat_sys_sendmsg +371 i386 recvfrom sys_recvfrom __ia32_compat_sys_recvfrom +372 i386 recvmsg sys_recvmsg __ia32_compat_sys_recvmsg 373 i386 shutdown sys_shutdown __ia32_sys_shutdown 374 i386 userfaultfd sys_userfaultfd __ia32_sys_userfaultfd 375 i386 membarrier sys_membarrier __ia32_sys_membarrier 376 i386 mlock2 sys_mlock2 __ia32_sys_mlock2 377 i386 copy_file_range sys_copy_file_range __ia32_sys_copy_file_range -378 i386 preadv2 sys_preadv2 __compat_sys_ia32_preadv2 -379 i386 pwritev2 sys_pwritev2 __compat_sys_ia32_pwritev2 +378 i386 preadv2 sys_preadv2 __ia32_compat_sys_preadv2 +379 i386 pwritev2 sys_pwritev2 __ia32_compat_sys_pwritev2 380 i386 pkey_mprotect sys_pkey_mprotect __ia32_sys_pkey_mprotect 381 i386 pkey_alloc sys_pkey_alloc __ia32_sys_pkey_alloc 382 i386 pkey_free sys_pkey_free __ia32_sys_pkey_free 383 i386 statx sys_statx __ia32_sys_statx -384 i386 arch_prctl sys_arch_prctl __compat_sys_ia32_arch_prctl +384 i386 arch_prctl sys_arch_prctl __ia32_compat_sys_arch_prctl diff --git a/arch/x86/entry/syscalls/syscall_64.tbl b/arch/x86/entry/syscalls/syscall_64.tbl index a83c0f7f462f..73f4951fc2fa 100644 --- a/arch/x86/entry/syscalls/syscall_64.tbl +++ b/arch/x86/entry/syscalls/syscall_64.tbl @@ -342,43 +342,43 @@ # # x32-specific system call numbers start at 512 to avoid cache impact -# for native 64-bit operation. The __compat_sys_x32 stubs are created +# for native 64-bit operation. The __x32_compat_sys stubs are created # on-the-fly for compat_sys_*() compatibility system calls if X86_X32 # is defined. # -512 x32 rt_sigaction __compat_sys_x32_rt_sigaction +512 x32 rt_sigaction __x32_compat_sys_rt_sigaction 513 x32 rt_sigreturn sys32_x32_rt_sigreturn -514 x32 ioctl __compat_sys_x32_ioctl -515 x32 readv __compat_sys_x32_readv -516 x32 writev __compat_sys_x32_writev -517 x32 recvfrom __compat_sys_x32_recvfrom -518 x32 sendmsg __compat_sys_x32_sendmsg -519 x32 recvmsg __compat_sys_x32_recvmsg -520 x32 execve __compat_sys_x32_execve/ptregs -521 x32 ptrace __compat_sys_x32_ptrace -522 x32 rt_sigpending __compat_sys_x32_rt_sigpending -523 x32 rt_sigtimedwait __compat_sys_x32_rt_sigtimedwait -524 x32 rt_sigqueueinfo __compat_sys_x32_rt_sigqueueinfo -525 x32 sigaltstack __compat_sys_x32_sigaltstack -526 x32 timer_create __compat_sys_x32_timer_create -527 x32 mq_notify __compat_sys_x32_mq_notify -528 x32 kexec_load __compat_sys_x32_kexec_load -529 x32 waitid __compat_sys_x32_waitid -530 x32 set_robust_list __compat_sys_x32_set_robust_list -531 x32 get_robust_list __compat_sys_x32_get_robust_list -532 x32 vmsplice __compat_sys_x32_vmsplice -533 x32 move_pages __compat_sys_x32_move_pages -534 x32 preadv __compat_sys_x32_preadv64 -535 x32 pwritev __compat_sys_x32_pwritev64 -536 x32 rt_tgsigqueueinfo __compat_sys_x32_rt_tgsigqueueinfo -537 x32 recvmmsg __compat_sys_x32_recvmmsg -538 x32 sendmmsg __compat_sys_x32_sendmmsg -539 x32 process_vm_readv __compat_sys_x32_process_vm_readv -540 x32 process_vm_writev __compat_sys_x32_process_vm_writev -541 x32 setsockopt __compat_sys_x32_setsockopt -542 x32 getsockopt __compat_sys_x32_getsockopt -543 x32 io_setup __compat_sys_x32_io_setup -544 x32 io_submit __compat_sys_x32_io_submit -545 x32 execveat __compat_sys_x32_execveat/ptregs -546 x32 preadv2 __compat_sys_x32_preadv64v2 -547 x32 pwritev2 __compat_sys_x32_pwritev64v2 +514 x32 ioctl __x32_compat_sys_ioctl +515 x32 readv __x32_compat_sys_readv +516 x32 writev __x32_compat_sys_writev +517 x32 recvfrom __x32_compat_sys_recvfrom +518 x32 sendmsg __x32_compat_sys_sendmsg +519 x32 recvmsg __x32_compat_sys_recvmsg +520 x32 execve __x32_compat_sys_execve/ptregs +521 x32 ptrace __x32_compat_sys_ptrace +522 x32 rt_sigpending __x32_compat_sys_rt_sigpending +523 x32 rt_sigtimedwait __x32_compat_sys_rt_sigtimedwait +524 x32 rt_sigqueueinfo __x32_compat_sys_rt_sigqueueinfo +525 x32 sigaltstack __x32_compat_sys_sigaltstack +526 x32 timer_create __x32_compat_sys_timer_create +527 x32 mq_notify __x32_compat_sys_mq_notify +528 x32 kexec_load __x32_compat_sys_kexec_load +529 x32 waitid __x32_compat_sys_waitid +530 x32 set_robust_list __x32_compat_sys_set_robust_list +531 x32 get_robust_list __x32_compat_sys_get_robust_list +532 x32 vmsplice __x32_compat_sys_vmsplice +533 x32 move_pages __x32_compat_sys_move_pages +534 x32 preadv __x32_compat_sys_preadv64 +535 x32 pwritev __x32_compat_sys_pwritev64 +536 x32 rt_tgsigqueueinfo __x32_compat_sys_rt_tgsigqueueinfo +537 x32 recvmmsg __x32_compat_sys_recvmmsg +538 x32 sendmmsg __x32_compat_sys_sendmmsg +539 x32 process_vm_readv __x32_compat_sys_process_vm_readv +540 x32 process_vm_writev __x32_compat_sys_process_vm_writev +541 x32 setsockopt __x32_compat_sys_setsockopt +542 x32 getsockopt __x32_compat_sys_getsockopt +543 x32 io_setup __x32_compat_sys_io_setup +544 x32 io_submit __x32_compat_sys_io_submit +545 x32 execveat __x32_compat_sys_execveat/ptregs +546 x32 preadv2 __x32_compat_sys_preadv64v2 +547 x32 pwritev2 __x32_compat_sys_pwritev64v2 diff --git a/arch/x86/include/asm/syscall_wrapper.h b/arch/x86/include/asm/syscall_wrapper.h index 798a3c2bff4f..8d0951cfc2d4 100644 --- a/arch/x86/include/asm/syscall_wrapper.h +++ b/arch/x86/include/asm/syscall_wrapper.h @@ -29,11 +29,11 @@ * case as well. */ #define COMPAT_SC_IA32_STUBx(x, name, ...) \ - asmlinkage long __compat_sys_ia32##name(const struct pt_regs *regs);\ - ALLOW_ERROR_INJECTION(__compat_sys_ia32##name, ERRNO); \ - asmlinkage long __compat_sys_ia32##name(const struct pt_regs *regs)\ + asmlinkage long __ia32_compat_sys##name(const struct pt_regs *regs);\ + ALLOW_ERROR_INJECTION(__ia32_compat_sys##name, ERRNO); \ + asmlinkage long __ia32_compat_sys##name(const struct pt_regs *regs)\ { \ - return c_SyS##name(SC_IA32_REGS_TO_ARGS(x,__VA_ARGS__));\ + return __se_compat_sys##name(SC_IA32_REGS_TO_ARGS(x,__VA_ARGS__));\ } \ #define SC_IA32_WRAPPERx(x, name, ...) \ @@ -65,11 +65,11 @@ * with x86_64 obviously do not need such care. */ #define COMPAT_SC_X32_STUBx(x, name, ...) \ - asmlinkage long __compat_sys_x32##name(const struct pt_regs *regs);\ - ALLOW_ERROR_INJECTION(__compat_sys_x32##name, ERRNO); \ - asmlinkage long __compat_sys_x32##name(const struct pt_regs *regs)\ + asmlinkage long __x32_compat_sys##name(const struct pt_regs *regs);\ + ALLOW_ERROR_INJECTION(__x32_compat_sys##name, ERRNO); \ + asmlinkage long __x32_compat_sys##name(const struct pt_regs *regs)\ { \ - return c_SyS##name(SC_X86_64_REGS_TO_ARGS(x,__VA_ARGS__));\ + return __se_compat_sys##name(SC_X86_64_REGS_TO_ARGS(x,__VA_ARGS__));\ } \ #else /* CONFIG_X86_X32 */ @@ -84,16 +84,16 @@ * of them. There is no need to implement COMPAT_SYSCALL_DEFINE0, as it is * unused on x86. */ -#define COMPAT_SYSCALL_DEFINEx(x, name, ...) \ - static long c_SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ - static inline long C_SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ - COMPAT_SC_IA32_STUBx(x, name, __VA_ARGS__) \ - COMPAT_SC_X32_STUBx(x, name, __VA_ARGS__) \ - static long c_SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ - { \ - return C_SYSC##name(__MAP(x,__SC_DELOUSE,__VA_ARGS__)); \ - } \ - static inline long C_SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)) +#define COMPAT_SYSCALL_DEFINEx(x, name, ...) \ + static long __se_compat_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ + static inline long __do_compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ + COMPAT_SC_IA32_STUBx(x, name, __VA_ARGS__) \ + COMPAT_SC_X32_STUBx(x, name, __VA_ARGS__) \ + static long __se_compat_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ + { \ + return __do_compat_sys##name(__MAP(x,__SC_DELOUSE,__VA_ARGS__));\ + } \ + static inline long __do_compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) /* * As some compat syscalls may not be implemented, we need to expand @@ -101,12 +101,12 @@ * kernel/time/posix-stubs.c to cover this case as well. */ #define COND_SYSCALL_COMPAT(name) \ - cond_syscall(__compat_sys_ia32_##name); \ - cond_syscall(__compat_sys_x32_##name) + cond_syscall(__ia32_compat_sys_##name); \ + cond_syscall(__x32_compat_sys_##name) #define COMPAT_SYS_NI(name) \ - SYSCALL_ALIAS(__compat_sys_ia32_##name, sys_ni_posix_timers); \ - SYSCALL_ALIAS(__compat_sys_x32_##name, sys_ni_posix_timers) + SYSCALL_ALIAS(__ia32_compat_sys_##name, sys_ni_posix_timers); \ + SYSCALL_ALIAS(__x32_compat_sys_##name, sys_ni_posix_timers) #endif /* CONFIG_COMPAT */ diff --git a/arch/x86/include/asm/syscalls.h b/arch/x86/include/asm/syscalls.h index d4d18d94695c..9fa979dd0d9d 100644 --- a/arch/x86/include/asm/syscalls.h +++ b/arch/x86/include/asm/syscalls.h @@ -20,7 +20,7 @@ long ksys_ioperm(unsigned long from, unsigned long num, int turn_on); #ifdef CONFIG_X86_32 -/* +/* * These definitions are only valid on pure 32-bit systems; x86-64 uses a * different syscall calling convention */ diff --git a/include/linux/compat.h b/include/linux/compat.h index 2d85ec5cfda2..aca050aac7b6 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -63,19 +63,24 @@ #define COMPAT_SYSCALL_DEFINE6(name, ...) \ COMPAT_SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) +/* + * The asmlinkage stub is aliased to a function named __se_compat_sys_*() which + * sign-extends 32-bit ints to longs whenever needed. The actual work is + * done within __do_compat_sys_*(). + */ #ifndef COMPAT_SYSCALL_DEFINEx -#define COMPAT_SYSCALL_DEFINEx(x, name, ...) \ - asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ - asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))\ - __attribute__((alias(__stringify(compat_SyS##name)))); \ - ALLOW_ERROR_INJECTION(compat_sys##name, ERRNO); \ - static inline long C_SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ - asmlinkage long compat_SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__));\ - asmlinkage long compat_SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__))\ - { \ - return C_SYSC##name(__MAP(x,__SC_DELOUSE,__VA_ARGS__)); \ - } \ - static inline long C_SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)) +#define COMPAT_SYSCALL_DEFINEx(x, name, ...) \ + asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)); \ + asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ + __attribute__((alias(__stringify(__se_compat_sys##name)))); \ + ALLOW_ERROR_INJECTION(compat_sys##name, ERRNO); \ + static inline long __do_compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ + asmlinkage long __se_compat_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ + asmlinkage long __se_compat_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ + { \ + return __do_compat_sys##name(__MAP(x,__SC_DELOUSE,__VA_ARGS__));\ + } \ + static inline long __do_compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) #endif /* COMPAT_SYSCALL_DEFINEx */ #ifndef compat_user_stack_pointer diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter index ce129e61cc65..a923f05edb36 100755 --- a/scripts/bloat-o-meter +++ b/scripts/bloat-o-meter @@ -31,7 +31,7 @@ def getsizes(file, format): # strip generated symbols if name.startswith("__mod_"): continue if name.startswith("__se_sys"): continue - if name.startswith("compat_SyS_"): continue + if name.startswith("__se_compat_sys"): continue if name == "linux_banner": continue # statics and some other optimizations adds random .NUMBER name = re_NUMBER.sub('', name) |