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authorMark Brown <[email protected]>2021-10-22 15:16:34 +0100
committerWill Deacon <[email protected]>2021-10-26 10:15:46 +0100
commit49ed920408f85fb143020cf7d95612b6b12a84a2 (patch)
treee366bb08ca66977d0acd18e38adb69f6989222b4
parent5838a155798479e3fe7e1482a31f0db657d5bbdd (diff)
arm64/sve: Add stub for sve_max_virtualisable_vl()
Fixes build problems for configurations with KVM enabled but SVE disabled. Reported-by: Catalin Marinas <[email protected]> Signed-off-by: Mark Brown <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Will Deacon <[email protected]>
-rw-r--r--arch/arm64/include/asm/fpsimd.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/fpsimd.h b/arch/arm64/include/asm/fpsimd.h
index 1d0b5fa253a0..dbb4b30a5648 100644
--- a/arch/arm64/include/asm/fpsimd.h
+++ b/arch/arm64/include/asm/fpsimd.h
@@ -215,6 +215,11 @@ static inline void fpsimd_release_task(struct task_struct *task) { }
static inline void sve_sync_to_fpsimd(struct task_struct *task) { }
static inline void sve_sync_from_fpsimd_zeropad(struct task_struct *task) { }
+static inline int sve_max_virtualisable_vl(void)
+{
+ return 0;
+}
+
static inline int sve_set_current_vl(unsigned long arg)
{
return -EINVAL;