diff options
| author | Julien Grall <[email protected]> | 2020-08-28 19:11:48 +0100 |
|---|---|---|
| committer | Will Deacon <[email protected]> | 2020-09-21 18:06:32 +0100 |
| commit | f186a84d8abecc7dfbd5bbd0a8ad0358078e4767 (patch) | |
| tree | be6da78ab76d9ed98af335840b41c9290c654f35 | |
| parent | f75aef392f869018f78cfedf3c320a6b3fcfda6b (diff) | |
arm64/fpsimd: Update documentation of do_sve_acc
fpsimd_restore_current_state() enables and disables the SVE access trap
based on TIF_SVE, not task_fpsimd_load(). Update the documentation of
do_sve_acc to reflect this behavior.
Signed-off-by: Julien Grall <[email protected]>
Signed-off-by: Mark Brown <[email protected]>
Reviewed-by: Dave Martin <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Will Deacon <[email protected]>
| -rw-r--r-- | arch/arm64/kernel/fpsimd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c index 55c8f3ec6705..1c6a82083d5c 100644 --- a/arch/arm64/kernel/fpsimd.c +++ b/arch/arm64/kernel/fpsimd.c @@ -928,7 +928,7 @@ void fpsimd_release_task(struct task_struct *dead_task) * the SVE access trap will be disabled the next time this task * reaches ret_to_user. * - * TIF_SVE should be clear on entry: otherwise, task_fpsimd_load() + * TIF_SVE should be clear on entry: otherwise, fpsimd_restore_current_state() * would have disabled the SVE access trap for userspace during * ret_to_user, making an SVE access trap impossible in that case. */ |