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powerpc/32: Remove MSR_PR test when returning from syscall

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syscalls are from user only, so we can account time without checking
whether returning to kernel or user as it will only be user.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Christophe Leroy 2019-03-11 08:30:30 +00:00 committed by Michael Ellerman
parent 5e5be3aed2
commit e291b6d575
1 changed files with 0 additions and 5 deletions
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5
arch/powerpc/kernel/entry_32.S
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@ -422,12 +422,7 @@ BEGIN_FTR_SECTION
lwarx r7,0,r1
END_FTR_SECTION_IFSET(CPU_FTR_NEED_PAIRED_STWCX)
stwcx. r0,0,r1 /* to clear the reservation */
#ifdef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE
andi. r4,r8,MSR_PR
beq 3f
ACCOUNT_CPU_USER_EXIT(r2, r5, r7)
3:
#endif
lwz r4,_LINK(r1)
lwz r5,_CCR(r1)
mtlr r4