Commit e291b6d5 authored Mar 11, 2019 by Christophe Leroy Committed by Michael Ellerman Apr 21, 2019

powerpc/32: Remove MSR_PR test when returning from syscall



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>

parent 5e5be3ae

arch/powerpc/kernel/entry_32.S

+0 −5

Original line number	Diff line number	Diff line
		@@ -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

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