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| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2016-04-20 00:32:15 +0200 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2016-04-20 00:32:15 +0200 |
| commit | 675fd4eecd75a7156c83bb814ecfdbbcfbf27ea1 (patch) | |
| tree | ca1ef6507b938fe491bdf51a2fe6137de52d0f4c /vm | |
| parent | c908225cb5def2c6df3cf889ca458db8b633d395 (diff) | |
| download | gnumach-675fd4eecd75a7156c83bb814ecfdbbcfbf27ea1.tar.gz gnumach-675fd4eecd75a7156c83bb814ecfdbbcfbf27ea1.tar.bz2 gnumach-675fd4eecd75a7156c83bb814ecfdbbcfbf27ea1.zip | |
Add kernel profiling through sampling
* NEWS: Advertise feature.
* configfrac.ac (--enable-kernsample): Add option.
* kern/pc_sample.h (take_pc_sample): Add usermode and pc parameter.
(take_pc_sample_macro): Take usermode and pc parameters, pass as such to
take_pc_sample.
* kern/pc_sample.c (take_pc_sample): Use pc parameter when usermode is 1.
* kern/mach_clock.c (clock_interrupt): Add pc parameter. Pass usermode and
pc to take_pc_sample_macro call.
* i386/i386/hardclock.c (hardclock): Pass regs->eip to clock_interrupt call
on normal interrupts, NULL on interrupt interrupt.
* vm/vm_fault.c (vm_fault_cleanup): Set usermode to 1 and pc to NULL in
take_pc_sample_macro call.
Diffstat (limited to 'vm')
| -rw-r--r-- | vm/vm_fault.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/vm/vm_fault.c b/vm/vm_fault.c index 09e2c54d..e61a223d 100644 --- a/vm/vm_fault.c +++ b/vm/vm_fault.c @@ -154,7 +154,7 @@ vm_fault_cleanup( thread_t _thread_ = current_thread(); \ \ if (_thread_ != THREAD_NULL) \ - take_pc_sample_macro(_thread_, (flavor)); \ + take_pc_sample_macro(_thread_, (flavor), 1, NULL); \ MACRO_END #else |