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Merge "Update <sys/cachectl.h>." into main

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Elliott Hughes 2023-07-18 22:36:53 +00:00 committed by Gerrit Code Review
commit 9634513a63
1 changed files with 6 additions and 1 deletions
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7
libc/include/sys/cachectl.h
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@ -37,6 +37,8 @@
__BEGIN_DECLS
#if defined(__riscv)
/**
* Flag for __riscv_flush_icache() to indicate that only the current
* thread's instruction cache needs to be flushed (rather than the
@ -46,9 +48,12 @@ __BEGIN_DECLS
/**
* __riscv_flush_icache(2) flushes the instruction cache for the given range of addresses.
* The address range is currently (Linux 6.4) ignored, so both pointers may be null.
*
* Returns 0 on success, and returns -1 and sets `errno` on failure.
*/
int __riscv_flush_icache(void* __start, void* __end, unsigned long __flags);
int __riscv_flush_icache(void* _Nullable __start, void* _Nullable __end, unsigned long __flags);
#endif
__END_DECLS