arm64: Remove logic to kill 32-bit tasks on 64-bit-only cores

Browse source

The scheduler now knows enough about these braindead systems to place
32-bit tasks accordingly, so throw out the safety checks and allow the
ret-to-user path to avoid do_notify_resume() if there is nothing to do.

Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20210730112443.23245-16-will@kernel.org

...

This commit is contained in:

Will Deacon 2021-07-30 12:24:42 +01:00 • committed by Peter Zijlstra

parent ead7de462a

commit 94f9c00f64

2 changed files with 1 additions and 39 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

14

arch/arm64/kernel/process.c

View file

26

arch/arm64/kernel/signal.c

View file