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| author | Ingo Molnar <mingo@kernel.org> | 2017-09-04 11:01:18 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-09-04 11:01:18 +0200 |
| commit | edc2988c548db05e33b921fed15821010bc74895 (patch) | |
| tree | b35860428acea35e5866d4cf007519ed943a85de /arch/mips/kernel/scall32-o32.S | |
| parent | d82fed75294229abc9d757f08a4817febae6c4f4 (diff) | |
| parent | 81a84ad3cb5711cec79f4dd53a4ce026b092c432 (diff) | |
Merge branch 'linus' into locking/core, to fix up conflicts
Conflicts:
mm/page_alloc.c
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/mips/kernel/scall32-o32.S')
| -rw-r--r-- | arch/mips/kernel/scall32-o32.S | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S index 27c2f90eeb21..a9a7d78803cd 100644 --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -190,12 +190,6 @@ illegal_syscall: sll t1, t0, 2 beqz v0, einval lw t2, sys_call_table(t1) # syscall routine - sw a0, PT_R2(sp) # call routine directly on restart - - /* Some syscalls like execve get their arguments from struct pt_regs - and claim zero arguments in the syscall table. Thus we have to - assume the worst case and shuffle around all potential arguments. - If you want performance, don't use indirect syscalls. */ move a0, a1 # shift argument registers move a1, a2 @@ -207,11 +201,6 @@ illegal_syscall: sw t4, 16(sp) sw t5, 20(sp) sw t6, 24(sp) - sw a0, PT_R4(sp) # .. and push back a0 - a3, some - sw a1, PT_R5(sp) # syscalls expect them there - sw a2, PT_R6(sp) - sw a3, PT_R7(sp) - sw a3, PT_R26(sp) # update a3 for syscall restarting jr t2 /* Unreached */ |