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authorAda Couprie Diaz <ada.coupriediaz@arm.com>2026-07-27 17:34:10 +0100
committerWill Deacon <will@kernel.org>2026-08-06 13:07:45 +0000
commit7cf2d6efb86fc98c4f5f78e438e2e32d88d76ff7 (patch)
treed6c0f13c5c5eb81e147edbe9623ce10a256d5ca1 /tools/perf/scripts/python/task-analyzer.py
parentb7f741717d1e7bcdca2d5eaf3babbb5026cdb3a4 (diff)
arm64: debug: don't mask DAIF for mdscr_write()
Masking DAIF around the write to MDSCR_EL1 doesn't do anything: we can write to sysregs with interrupts unmasked, and writing to PSTATE is not a context synchronization event so it does not synchronize it. This is done in the context of a general interrupt handling cleanup, so it does not address the missing context synchronization for the MDSCR_EL1 write, staying consistent with the current state. This should be addressed in a future patch. Signed-off-by: Ada Couprie Diaz <ada.coupriediaz@arm.com> Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com> Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/task-analyzer.py')
0 files changed, 0 insertions, 0 deletions