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| author | Peter Zijlstra <peterz@infradead.org> | 2023-04-21 13:24:18 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2023-04-21 13:24:18 +0200 |
| commit | 5a4d3b38ed0cd5bbb03eccea6d9949136abc45c3 (patch) | |
| tree | 1e653da8837c52ed1d24126974a0d7dbbdf34e02 /tools/testing/selftests/sigaltstack/current_stack_pointer.h | |
| parent | 9b8e17813aeccc29c2f9f2e6e68997a6eac2d26d (diff) | |
| parent | 6a8f57ae2eb07ab39a6f0ccad60c760743051026 (diff) | |
Merge branch 'v6.3-rc7'
Sync with the urgent patches; in particular:
a53ce18cacb4 ("sched/fair: Sanitize vruntime of entity being migrated")
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Diffstat (limited to 'tools/testing/selftests/sigaltstack/current_stack_pointer.h')
| -rw-r--r-- | tools/testing/selftests/sigaltstack/current_stack_pointer.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/tools/testing/selftests/sigaltstack/current_stack_pointer.h b/tools/testing/selftests/sigaltstack/current_stack_pointer.h new file mode 100644 index 000000000000..ea9bdf3a90b1 --- /dev/null +++ b/tools/testing/selftests/sigaltstack/current_stack_pointer.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#if __alpha__ +register unsigned long sp asm("$30"); +#elif __arm__ || __aarch64__ || __csky__ || __m68k__ || __mips__ || __riscv +register unsigned long sp asm("sp"); +#elif __i386__ +register unsigned long sp asm("esp"); +#elif __loongarch64 +register unsigned long sp asm("$sp"); +#elif __ppc__ +register unsigned long sp asm("r1"); +#elif __s390x__ +register unsigned long sp asm("%15"); +#elif __sh__ +register unsigned long sp asm("r15"); +#elif __x86_64__ +register unsigned long sp asm("rsp"); +#elif __XTENSA__ +register unsigned long sp asm("a1"); +#else +#error "implement current_stack_pointer equivalent" +#endif |