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powerpc/irq: Mark check_return_regs_valid() notrace
author
Michael Ellerman
<mpe@ellerman.id.au>
Thu, 6 Apr 2023 12:21:18 +0000
(22:21 +1000)
committer
Michael Ellerman
<mpe@ellerman.id.au>
Thu, 20 Apr 2023 03:21:48 +0000
(13:21 +1000)
check_return_regs_valid() is called from the middle of the irq exit
handling, which is all notrace, so mark it notrace also.
Reported-by: Sachin Sant <sachinp@linux.ibm.com>
Link:
https://lore.kernel.org/all/4C073F6A-C812-4C4A-BB7A-ECD10B75FB88@linux.ibm.com/
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link:
https://msgid.link/20230406122118.3760344-1-mpe@ellerman.id.au
arch/powerpc/kernel/interrupt.c
patch
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diff --git
a/arch/powerpc/kernel/interrupt.c
b/arch/powerpc/kernel/interrupt.c
index
0ec1581
..
e34c722
100644
(file)
--- a/
arch/powerpc/kernel/interrupt.c
+++ b/
arch/powerpc/kernel/interrupt.c
@@
-95,7
+95,7
@@
static notrace void booke_load_dbcr0(void)
#endif
}
-static void check_return_regs_valid(struct pt_regs *regs)
+static
notrace
void check_return_regs_valid(struct pt_regs *regs)
{
#ifdef CONFIG_PPC_BOOK3S_64
unsigned long trap, srr0, srr1;