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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-08-18 20:52:25 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-08-18 20:52:25 +0200 |
| commit | d4ddefee5160dc477d0e30c9d7a10ce8861c3007 (patch) | |
| tree | a86a3dc8626dfdcd2f16c050cf0f14611522afc3 /arch/arm64/include | |
| parent | 3e13eee10521b236b6b96a0e1d7f29c6bf2fd989 (diff) | |
| parent | 2f43f549cd0b3164ea0345e59aa3958c0d243383 (diff) | |
| download | lwn-d4ddefee5160dc477d0e30c9d7a10ce8861c3007.tar.gz lwn-d4ddefee5160dc477d0e30c9d7a10ce8861c3007.zip | |
Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes from Catalin Marinas:
"Two more SME fixes related to ptrace(): ensure that the SME is
properly set up for the target thread and that the thread sees
the ZT registers set via ptrace"
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
arm64/ptrace: Ensure that the task sees ZT writes on first use
arm64/ptrace: Ensure that SME is set up for target when writing SSVE state
Diffstat (limited to 'arch/arm64/include')
| -rw-r--r-- | arch/arm64/include/asm/fpsimd.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm64/include/asm/fpsimd.h b/arch/arm64/include/asm/fpsimd.h index 67f2fb781f59..8df46f186c64 100644 --- a/arch/arm64/include/asm/fpsimd.h +++ b/arch/arm64/include/asm/fpsimd.h @@ -356,7 +356,7 @@ static inline int sme_max_virtualisable_vl(void) return vec_max_virtualisable_vl(ARM64_VEC_SME); } -extern void sme_alloc(struct task_struct *task); +extern void sme_alloc(struct task_struct *task, bool flush); extern unsigned int sme_get_vl(void); extern int sme_set_current_vl(unsigned long arg); extern int sme_get_current_vl(void); @@ -388,7 +388,7 @@ static inline void sme_smstart_sm(void) { } static inline void sme_smstop_sm(void) { } static inline void sme_smstop(void) { } -static inline void sme_alloc(struct task_struct *task) { } +static inline void sme_alloc(struct task_struct *task, bool flush) { } static inline void sme_setup(void) { } static inline unsigned int sme_get_vl(void) { return 0; } static inline int sme_max_vl(void) { return 0; } |