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authorNicholas Piggin <npiggin@gmail.com>2022-09-26 15:38:23 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2022-09-26 20:57:42 +1000
commit9a10ccb29c0a2befa5a9f691ed0ae37ee3e799a8 (patch)
treeab5952fa697444cec926d32277af5ee38305bde5 /arch/powerpc/platforms
parentMerge branch 'fixes' into next (diff)
downloadlinux-dev-9a10ccb29c0a2befa5a9f691ed0ae37ee3e799a8.tar.xz
linux-dev-9a10ccb29c0a2befa5a9f691ed0ae37ee3e799a8.zip
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
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/pseries/hvCall.S4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/pseries/hvCall.S b/arch/powerpc/platforms/pseries/hvCall.S
index ab9fc6506861..762eb15d3bd4 100644
--- a/arch/powerpc/platforms/pseries/hvCall.S
+++ b/arch/powerpc/platforms/pseries/hvCall.S
@@ -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; \