[PATCH v3 03/42] arm64/sve: Make sve_state_size() static

Mark Brown broonie at kernel.org
Tue Oct 19 10:22:08 PDT 2021


There are no users outside fpsimd.c so make sve_state_size() static.
KVM open codes an equivalent.

Signed-off-by: Mark Brown <broonie at kernel.org>
---
 arch/arm64/include/asm/fpsimd.h | 2 --
 arch/arm64/kernel/fpsimd.c      | 2 +-
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/arm64/include/asm/fpsimd.h b/arch/arm64/include/asm/fpsimd.h
index e0e30567b80f..917ecc301d1d 100644
--- a/arch/arm64/include/asm/fpsimd.h
+++ b/arch/arm64/include/asm/fpsimd.h
@@ -104,8 +104,6 @@ static inline bool sve_vq_available(unsigned int vq)
 
 #ifdef CONFIG_ARM64_SVE
 
-extern size_t sve_state_size(struct task_struct const *task);
-
 extern void sve_alloc(struct task_struct *task);
 extern void fpsimd_release_task(struct task_struct *task);
 extern void fpsimd_sync_to_sve(struct task_struct *task);
diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c
index 995f8801602b..0f6df1ece618 100644
--- a/arch/arm64/kernel/fpsimd.c
+++ b/arch/arm64/kernel/fpsimd.c
@@ -497,7 +497,7 @@ static void sve_to_fpsimd(struct task_struct *task)
  * Return how many bytes of memory are required to store the full SVE
  * state for task, given task's currently configured vector length.
  */
-size_t sve_state_size(struct task_struct const *task)
+static size_t sve_state_size(struct task_struct const *task)
 {
 	return SVE_SIG_REGS_SIZE(sve_vq_from_vl(task->thread.sve_vl));
 }
-- 
2.30.2




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