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powerpc/pseries: move hcall_tracepoint_refcount out of .toc 

The .toc section is not really intended for arbitrary data. Writable
data in particular prevents making the TOC read-only after relocation.
Move hcall_tracepoint_refcount into the .data section.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220926053823.2668799-1-npiggin@gmail.com
This commit is contained in:
Nicholas Piggin 2022-09-26 15:38:23 +10:00 committed by Michael Ellerman
parent ec5c3a359c
commit 9a10ccb29c
1 changed files with 2 additions and 2 deletions
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4
arch/powerpc/platforms/pseries/hvCall.S
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@ -16,7 +16,7 @@
#ifdef CONFIG_TRACEPOINTS
#ifndef CONFIG_JUMP_LABEL
.section ".toc","aw"
.data
.globl hcall_tracepoint_refcount
hcall_tracepoint_refcount:
@ -88,7 +88,7 @@ hcall_tracepoint_refcount:
BEGIN_FTR_SECTION; \
b 1f; \
END_FTR_SECTION(0, 1); \
ld r12,hcall_tracepoint_refcount@toc(r2); \
LOAD_REG_ADDR(r12, hcall_tracepoint_refcount) ; \
std r12,32(r1); \
cmpdi r12,0; \
bne- LABEL; \