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| author | Keir Fraser <keir.fraser@citrix.com> | 2008-05-22 10:41:49 +0100 |
|---|---|---|
| committer | Keir Fraser <keir.fraser@citrix.com> | 2008-05-22 10:41:49 +0100 |
| commit | 6055fb83ae7ea64597c98b32448571139dfbc6fa (patch) | |
| tree | 7c436d125d0d1955c5696cc980baf8a661991a2d /xen/arch/x86/x86_64/entry.S | |
| parent | 5df6162403059fc2f5c37523f33a6f7e04f543ec (diff) | |
| download | xen-6055fb83ae7ea64597c98b32448571139dfbc6fa.tar.gz xen-6055fb83ae7ea64597c98b32448571139dfbc6fa.tar.bz2 xen-6055fb83ae7ea64597c98b32448571139dfbc6fa.zip | |
x86: Change a local label in asm entry stubs to really be local.
This prevents it appearing in crash traces, where it can be a bit confusing.
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
Diffstat (limited to 'xen/arch/x86/x86_64/entry.S')
| -rw-r--r-- | xen/arch/x86/x86_64/entry.S | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/xen/arch/x86/x86_64/entry.S b/xen/arch/x86/x86_64/entry.S index d4b112bc2f..6c14d233c2 100644 --- a/xen/arch/x86/x86_64/entry.S +++ b/xen/arch/x86/x86_64/entry.S @@ -163,7 +163,7 @@ ENTRY(syscall_enter) #define SHADOW_BYTES 0 /* No on-stack shadow state */ #endif cmpb $0,tb_init_done(%rip) - je tracing_off + je 1f call trace_hypercall /* Now restore all the registers that trace_hypercall clobbered */ movq UREGS_rax+SHADOW_BYTES(%rsp),%rax /* Hypercall # */ @@ -174,8 +174,7 @@ ENTRY(syscall_enter) movq UREGS_rdi+SHADOW_BYTES(%rsp),%r8 /* Arg 5 */ movq UREGS_rbp+SHADOW_BYTES(%rsp),%r9 /* Arg 6 */ #undef SHADOW_BYTES -tracing_off: - leaq hypercall_table(%rip),%r10 +1: leaq hypercall_table(%rip),%r10 PERFC_INCR(PERFC_hypercalls, %rax, %rbx) callq *(%r10,%rax,8) #ifndef NDEBUG |