Re: [PATCH v2 1/2] powerpc/perf: Use stack siar instead of mfspr

2021-08-15 Thread kajoljain
On 8/14/21 6:00 PM, Michael Ellerman wrote: > Christophe Leroy writes: >> Le 13/08/2021 à 10:29, kajoljain a écrit : >>> >>> On 8/13/21 1:54 PM, Kajol Jain wrote: Minor optimization in the 'perf_instruction_pointer' function code by making use of stack siar instead of mfspr.

Re: [PATCH v2 1/2] powerpc/perf: Use stack siar instead of mfspr

2021-08-14 Thread Michael Ellerman
Christophe Leroy writes: > Le 13/08/2021 à 10:29, kajoljain a écrit : >> >> On 8/13/21 1:54 PM, Kajol Jain wrote: >>> Minor optimization in the 'perf_instruction_pointer' function code by >>> making use of stack siar instead of mfspr. >>> >>> Fixes: 75382aa72f06 ("powerpc/perf: Move code to

Re: [PATCH v2 1/2] powerpc/perf: Use stack siar instead of mfspr

2021-08-13 Thread Christophe Leroy
Le 13/08/2021 à 10:29, kajoljain a écrit : On 8/13/21 1:54 PM, Kajol Jain wrote: Minor optimization in the 'perf_instruction_pointer' function code by making use of stack siar instead of mfspr. Fixes: 75382aa72f06 ("powerpc/perf: Move code to select SIAR or pt_regs into perf_read_regs")

Re: [PATCH v2 1/2] powerpc/perf: Use stack siar instead of mfspr

2021-08-13 Thread kajoljain
On 8/13/21 1:54 PM, Kajol Jain wrote: > Minor optimization in the 'perf_instruction_pointer' function code by > making use of stack siar instead of mfspr. > > Fixes: 75382aa72f06 ("powerpc/perf: Move code to select SIAR or pt_regs > into perf_read_regs") > Signed-off-by: Kajol Jain Please

[PATCH v2 1/2] powerpc/perf: Use stack siar instead of mfspr

2021-08-13 Thread Kajol Jain
Minor optimization in the 'perf_instruction_pointer' function code by making use of stack siar instead of mfspr. Fixes: 75382aa72f06 ("powerpc/perf: Move code to select SIAR or pt_regs into perf_read_regs") Signed-off-by: Kajol Jain --- arch/powerpc/perf/core-book3s.c | 2 +- 1 file changed, 1