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| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2020-11-25 07:10:53 +0000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-12-04 01:01:32 +1100 |
| commit | d2e006036082e2dc394c5ec86c5bb88cc27c0749 (patch) | |
| tree | 55a73d0fd425ee36fe3af855dd7d97756ed18c23 /tools/perf/scripts/python/stackcollapse.py | |
| parent | powerpc/32s: Use SPRN_SPRG_SCRATCH2 in DSI prolog (diff) | |
| download | linux-d2e006036082e2dc394c5ec86c5bb88cc27c0749.tar.gz linux-d2e006036082e2dc394c5ec86c5bb88cc27c0749.zip | |
powerpc/32: Use SPRN_SPRG_SCRATCH2 in exception prologs
Use SPRN_SPRG_SCRATCH2 as a third scratch register in
exception prologs in order to simplify them and avoid
data going back and forth from/to CR.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/6f5c8a7faa8cc54acb89c55c20aa579a2f30a4e9.1606285014.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions