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LibC+Userland: Add a proper syscall wrapper for purge()

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This commit is contained in:
Andreas Kling 2020-01-02 13:37:02 +01:00
commit 907b090ddf
Notes: sideshowbarker 2024-07-19 10:25:51 +09:00
3 changed files with 17 additions and 4 deletions
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6
Libraries/LibC/serenity.cpp
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@ -47,4 +47,10 @@ int futex(int32_t* userspace_address, int futex_op, int32_t value, const struct
__RETURN_WITH_ERRNO(rc, rc, -1);
}
int purge(int mode)
{
int rc = syscall(SC_purge, mode);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
}

5
Libraries/LibC/serenity.h
View file

@ -58,4 +58,9 @@ int set_process_boost(pid_t, int amount);
int futex(int32_t* userspace_address, int futex_op, int32_t value, const struct timespec* timeout);
#define PURGE_ALL_VOLATILE 0x1
#define PURGE_ALL_CLEAN_INODE 0x2
int purge(int mode);
__END_DECLS