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authorMark Rutland <mark.rutland@arm.com>2019-10-18 16:37:47 +0100
committerMark Rutland <mark.rutland@arm.com>2019-11-06 14:17:34 +0000
commit1f377e043b3b8ef68caffe47bdad794f4e2cb030 (patch)
tree13501c8ed47360c43ded6fc0f65eafba9f3d6f5c
parente3bf8a67f759b498e09999804c3837688e03b304 (diff)
downloadblackbird-op-linux-1f377e043b3b8ef68caffe47bdad794f4e2cb030.tar.gz
blackbird-op-linux-1f377e043b3b8ef68caffe47bdad794f4e2cb030.zip
arm64: asm-offsets: add S_FP
So that assembly code can more easily manipulate the FP (x29) within a pt_regs, add an S_FP asm-offsets definition. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Reviewed-by: Torsten Duwe <duwe@suse.de> Tested-by: Amit Daniel Kachhap <amit.kachhap@arm.com> Tested-by: Torsten Duwe <duwe@suse.de> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org>
-rw-r--r--arch/arm64/kernel/asm-offsets.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/kernel/asm-offsets.c b/arch/arm64/kernel/asm-offsets.c
index 214685760e1c..a5bdce8af65b 100644
--- a/arch/arm64/kernel/asm-offsets.c
+++ b/arch/arm64/kernel/asm-offsets.c
@@ -56,6 +56,7 @@ int main(void)
DEFINE(S_X24, offsetof(struct pt_regs, regs[24]));
DEFINE(S_X26, offsetof(struct pt_regs, regs[26]));
DEFINE(S_X28, offsetof(struct pt_regs, regs[28]));
+ DEFINE(S_FP, offsetof(struct pt_regs, regs[29]));
DEFINE(S_LR, offsetof(struct pt_regs, regs[30]));
DEFINE(S_SP, offsetof(struct pt_regs, sp));
DEFINE(S_PSTATE, offsetof(struct pt_regs, pstate));
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