diff options
author | David S. Miller <davem@davemloft.net> | 2013-05-05 03:34:13 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2013-05-05 03:34:13 +0200 |
commit | 048c9acca90ca7da42b92745445fe008a48add88 (patch) | |
tree | e2e551a565a7dcdca0fc398aa659231745e5a901 /arch/x86/ia32 | |
parent | sparc64: Do not save/restore interrupts in get_new_mmu_context() (diff) | |
parent | serial: sunsu: add missing platform_driver_unregister() when module exit (diff) | |
download | linux-048c9acca90ca7da42b92745445fe008a48add88.tar.xz linux-048c9acca90ca7da42b92745445fe008a48add88.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Merge sparc bug fixes that didn't make it into v3.9 into
sparc-next.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/x86/ia32')
-rw-r--r-- | arch/x86/ia32/Makefile | 3 | ||||
-rw-r--r-- | arch/x86/ia32/ia32_aout.c | 31 | ||||
-rw-r--r-- | arch/x86/ia32/ipc32.c | 54 | ||||
-rw-r--r-- | arch/x86/ia32/sys_ia32.c | 37 |
4 files changed, 6 insertions, 119 deletions
diff --git a/arch/x86/ia32/Makefile b/arch/x86/ia32/Makefile index 455646e0e532..e785b422b766 100644 --- a/arch/x86/ia32/Makefile +++ b/arch/x86/ia32/Makefile @@ -5,9 +5,6 @@ obj-$(CONFIG_IA32_EMULATION) := ia32entry.o sys_ia32.o ia32_signal.o obj-$(CONFIG_IA32_EMULATION) += nosyscall.o syscall_ia32.o -sysv-$(CONFIG_SYSVIPC) := ipc32.o -obj-$(CONFIG_IA32_EMULATION) += $(sysv-y) - obj-$(CONFIG_IA32_AOUT) += ia32_aout.o audit-class-$(CONFIG_AUDIT) := audit.o diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c index 03abf9b70011..805078e08013 100644 --- a/arch/x86/ia32/ia32_aout.c +++ b/arch/x86/ia32/ia32_aout.c @@ -162,7 +162,6 @@ static int aout_core_dump(long signr, struct pt_regs *regs, struct file *file, fs = get_fs(); set_fs(KERNEL_DS); has_dumped = 1; - current->flags |= PF_DUMPCORE; strncpy(dump.u_comm, current->comm, sizeof(current->comm)); dump.u_ar0 = offsetof(struct user32, regs); dump.signal = signr; @@ -323,11 +322,8 @@ static int load_aout_binary(struct linux_binprm *bprm) if (N_MAGIC(ex) == OMAGIC) { unsigned long text_addr, map_size; - loff_t pos; text_addr = N_TXTADDR(ex); - - pos = 32; map_size = ex.a_text+ex.a_data; error = vm_brk(text_addr & PAGE_MASK, map_size); @@ -337,15 +333,12 @@ static int load_aout_binary(struct linux_binprm *bprm) return error; } - error = bprm->file->f_op->read(bprm->file, - (char __user *)text_addr, - ex.a_text+ex.a_data, &pos); + error = read_code(bprm->file, text_addr, 32, + ex.a_text + ex.a_data); if ((signed long)error < 0) { send_sig(SIGKILL, current, 0); return error; } - - flush_icache_range(text_addr, text_addr+ex.a_text+ex.a_data); } else { #ifdef WARN_OLD static unsigned long error_time, error_time2; @@ -367,15 +360,9 @@ static int load_aout_binary(struct linux_binprm *bprm) #endif if (!bprm->file->f_op->mmap || (fd_offset & ~PAGE_MASK) != 0) { - loff_t pos = fd_offset; - vm_brk(N_TXTADDR(ex), ex.a_text+ex.a_data); - bprm->file->f_op->read(bprm->file, - (char __user *)N_TXTADDR(ex), - ex.a_text+ex.a_data, &pos); - flush_icache_range((unsigned long) N_TXTADDR(ex), - (unsigned long) N_TXTADDR(ex) + - ex.a_text+ex.a_data); + read_code(bprm->file, N_TXTADDR(ex), fd_offset, + ex.a_text+ex.a_data); goto beyond_if; } @@ -452,8 +439,6 @@ static int load_aout_library(struct file *file) start_addr = ex.a_entry & 0xfffff000; if ((N_TXTOFF(ex) & ~PAGE_MASK) != 0) { - loff_t pos = N_TXTOFF(ex); - #ifdef WARN_OLD static unsigned long error_time; if (time_after(jiffies, error_time + 5*HZ)) { @@ -466,12 +451,8 @@ static int load_aout_library(struct file *file) #endif vm_brk(start_addr, ex.a_text + ex.a_data + ex.a_bss); - file->f_op->read(file, (char __user *)start_addr, - ex.a_text + ex.a_data, &pos); - flush_icache_range((unsigned long) start_addr, - (unsigned long) start_addr + ex.a_text + - ex.a_data); - + read_code(file, start_addr, N_TXTOFF(ex), + ex.a_text + ex.a_data); retval = 0; goto out; } diff --git a/arch/x86/ia32/ipc32.c b/arch/x86/ia32/ipc32.c deleted file mode 100644 index 29cdcd02ead3..000000000000 --- a/arch/x86/ia32/ipc32.c +++ /dev/null @@ -1,54 +0,0 @@ -#include <linux/kernel.h> -#include <linux/spinlock.h> -#include <linux/list.h> -#include <linux/syscalls.h> -#include <linux/time.h> -#include <linux/sem.h> -#include <linux/msg.h> -#include <linux/shm.h> -#include <linux/ipc.h> -#include <linux/compat.h> -#include <asm/sys_ia32.h> - -asmlinkage long sys32_ipc(u32 call, int first, int second, int third, - compat_uptr_t ptr, u32 fifth) -{ - int version; - - version = call >> 16; /* hack for backward compatibility */ - call &= 0xffff; - - switch (call) { - case SEMOP: - /* struct sembuf is the same on 32 and 64bit :)) */ - return sys_semtimedop(first, compat_ptr(ptr), second, NULL); - case SEMTIMEDOP: - return compat_sys_semtimedop(first, compat_ptr(ptr), second, - compat_ptr(fifth)); - case SEMGET: - return sys_semget(first, second, third); - case SEMCTL: - return compat_sys_semctl(first, second, third, compat_ptr(ptr)); - - case MSGSND: - return compat_sys_msgsnd(first, second, third, compat_ptr(ptr)); - case MSGRCV: - return compat_sys_msgrcv(first, second, fifth, third, - version, compat_ptr(ptr)); - case MSGGET: - return sys_msgget((key_t) first, second); - case MSGCTL: - return compat_sys_msgctl(first, second, compat_ptr(ptr)); - - case SHMAT: - return compat_sys_shmat(first, second, third, version, - compat_ptr(ptr)); - case SHMDT: - return sys_shmdt(compat_ptr(ptr)); - case SHMGET: - return sys_shmget(first, (unsigned)second, third); - case SHMCTL: - return compat_sys_shmctl(first, second, compat_ptr(ptr)); - } - return -ENOSYS; -} diff --git a/arch/x86/ia32/sys_ia32.c b/arch/x86/ia32/sys_ia32.c index ad7a20cbc699..4e4907c67d92 100644 --- a/arch/x86/ia32/sys_ia32.c +++ b/arch/x86/ia32/sys_ia32.c @@ -166,12 +166,6 @@ asmlinkage long sys32_mmap(struct mmap_arg_struct32 __user *arg) a.offset>>PAGE_SHIFT); } -asmlinkage long sys32_mprotect(unsigned long start, size_t len, - unsigned long prot) -{ - return sys_mprotect(start, len, prot); -} - asmlinkage long sys32_waitpid(compat_pid_t pid, unsigned int __user *stat_addr, int options) { @@ -194,35 +188,10 @@ asmlinkage long sys32_pwrite(unsigned int fd, const char __user *ubuf, } -asmlinkage long sys32_sendfile(int out_fd, int in_fd, - compat_off_t __user *offset, s32 count) -{ - mm_segment_t old_fs = get_fs(); - int ret; - off_t of; - - if (offset && get_user(of, offset)) - return -EFAULT; - - set_fs(KERNEL_DS); - ret = sys_sendfile(out_fd, in_fd, offset ? (off_t __user *)&of : NULL, - count); - set_fs(old_fs); - - if (offset && put_user(of, offset)) - return -EFAULT; - return ret; -} - /* * Some system calls that need sign extended arguments. This could be * done by a generic wrapper. */ -long sys32_kill(int pid, int sig) -{ - return sys_kill(pid, sig); -} - long sys32_fadvise64_64(int fd, __u32 offset_low, __u32 offset_high, __u32 len_low, __u32 len_high, int advice) { @@ -246,12 +215,6 @@ long sys32_vm86_warning(void) return -ENOSYS; } -long sys32_lookup_dcookie(u32 addr_low, u32 addr_high, - char __user *buf, size_t len) -{ - return sys_lookup_dcookie(((u64)addr_high << 32) | addr_low, buf, len); -} - asmlinkage ssize_t sys32_readahead(int fd, unsigned off_lo, unsigned off_hi, size_t count) { |