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| author | Alexey Dobriyan <adobriyan@openvz.org> | 2007-01-23 17:03:17 +0100 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2007-05-08 23:51:59 +0200 |
| commit | 4a177cbf84f827cf9f1d6cfa5264fafd3cc33ce0 (patch) | |
| tree | ef04ada4e2b708ee965081cd905026c9156863d3 /arch/ia64/kernel/entry.S | |
| parent | [IA64] unwind did not work for processes born with CLONE_STOPPED (diff) | |
| download | linux-4a177cbf84f827cf9f1d6cfa5264fafd3cc33ce0.tar.xz linux-4a177cbf84f827cf9f1d6cfa5264fafd3cc33ce0.zip | |
[IA64] Add TIF_RESTORE_SIGMASK
Preparation for pselect and ppoll.
ia32 compat code not tested. :-(
Signed-off-by: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
Signed-off-by: Alexey Dobriyan <adobriyan@openvz.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/kernel/entry.S')
| -rw-r--r-- | arch/ia64/kernel/entry.S | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index 55fd2d5471e1..156a6fa031f4 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S @@ -1199,32 +1199,6 @@ ENTRY(notify_resume_user) br.ret.sptk.many rp END(notify_resume_user) -GLOBAL_ENTRY(sys_rt_sigsuspend) - .prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(8) - alloc loc1=ar.pfs,8,2,3,0 // preserve all eight input regs in case of syscall restart! - mov r9=ar.unat - mov loc0=rp // save return address - mov out0=in0 // mask - mov out1=in1 // sigsetsize - adds out2=8,sp // out2=&sigscratch->ar_pfs - ;; - .fframe 16 - .spillsp ar.unat, 16 - st8 [sp]=r9,-16 // allocate space for ar.unat and save it - st8 [out2]=loc1,-8 // save ar.pfs, out2=&sigscratch - .body - br.call.sptk.many rp=ia64_rt_sigsuspend -.ret17: .restore sp - adds sp=16,sp // pop scratch stack space - ;; - ld8 r9=[sp] // load new unat from sw->caller_unat - mov rp=loc0 - ;; - mov ar.unat=r9 - mov ar.pfs=loc1 - br.ret.sptk.many rp -END(sys_rt_sigsuspend) - ENTRY(sys_rt_sigreturn) PT_REGS_UNWIND_INFO(0) /* |