diff options
| author | Xiaofei Tan <tanxiaofei@huawei.com> | 2021-03-31 17:44:39 +0800 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-03-31 11:08:28 +0100 |
| commit | a9f8696d4be5228de9d1d4f0e9f027b64d77dab6 (patch) | |
| tree | 0088a4a89d171174c3ab4c4a9adbd143e753456a /arch/arm64/include/asm/fpsimd.h | |
| parent | 5b08709313718e95ba06ef49aa82f964a605bd9c (diff) | |
arm64: sve: Provide sve_cond_update_zcr_vq fallback when !ARM64_SVE
Compilation fails when KVM is selected and ARM64_SVE isn't.
The root cause is that sve_cond_update_zcr_vq is not defined when
ARM64_SVE is not selected. Fix it by adding an empty definition
when CONFIG_ARM64_SVE=n.
Signed-off-by: Xiaofei Tan <tanxiaofei@huawei.com>
[maz: simplified commit message, fleshed out dummy #define]
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/1617183879-48748-1-git-send-email-tanxiaofei@huawei.com
Diffstat (limited to 'arch/arm64/include/asm/fpsimd.h')
| -rw-r--r-- | arch/arm64/include/asm/fpsimd.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/fpsimd.h b/arch/arm64/include/asm/fpsimd.h index 05c9c55768b8..ff3879ac2267 100644 --- a/arch/arm64/include/asm/fpsimd.h +++ b/arch/arm64/include/asm/fpsimd.h @@ -168,6 +168,8 @@ static inline int sve_get_current_vl(void) static inline void sve_user_disable(void) { BUILD_BUG(); } static inline void sve_user_enable(void) { BUILD_BUG(); } +#define sve_cond_update_zcr_vq(val, reg) do { } while (0) + static inline void sve_init_vq_map(void) { } static inline void sve_update_vq_map(void) { } static inline int sve_verify_vq_map(void) { return 0; } |