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| author | Jan Beulich <jbeulich@novell.com> | 2006-10-21 18:37:02 +0200 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2006-10-21 18:37:02 +0200 |
| commit | cc7d479fe56133e79840beffe9cb4fd193af93aa (patch) | |
| tree | 66ff47260029e21329c90bcd954c0764556e6b0b /arch/x86_64/kernel/entry.S | |
| parent | 26fd5e084e470dbe8edc6f726fc918e89b9f988c (diff) | |
| download | blackbird-obmc-linux-cc7d479fe56133e79840beffe9cb4fd193af93aa.tar.gz blackbird-obmc-linux-cc7d479fe56133e79840beffe9cb4fd193af93aa.zip | |
[PATCH] x86-64: Fix ENOSYS in system call tracing
This patch:
- out of range system calls failing to return -ENOSYS under
system call tracing
[AK: split out from another patch by Jan as separate bugfix]
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'arch/x86_64/kernel/entry.S')
| -rw-r--r-- | arch/x86_64/kernel/entry.S | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/entry.S b/arch/x86_64/kernel/entry.S index 38a7b2d528e2..038dcf733a1b 100644 --- a/arch/x86_64/kernel/entry.S +++ b/arch/x86_64/kernel/entry.S @@ -315,6 +315,8 @@ tracesys: LOAD_ARGS ARGOFFSET /* reload args from stack in case ptrace changed it */ RESTORE_REST cmpq $__NR_syscall_max,%rax + movq $-ENOSYS,%rcx + cmova %rcx,%rax ja 1f movq %r10,%rcx /* fixup for C */ call *sys_call_table(,%rax,8) |
