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LibC: Allow opting into malloc() and free() performance event logging

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If a program is started with LIBC_PROFILE_MALLOC in the environment,
it will now generate PERF_EVENT_MALLOC and PERF_EVENT_FREE.
This commit is contained in:
Andreas Kling 2020-02-02 20:28:29 +01:00
parent 3879e5b9d4
commit fa97ff1c83
4 changed files with 32 additions and 4 deletions
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5
Libraries/LibC/serenity.h
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@ -56,4 +56,9 @@ int futex(int32_t* userspace_address, int futex_op, int32_t value, const struct
int purge(int mode);
#define PERF_EVENT_MALLOC 1
#define PERF_EVENT_FREE 2
int perf_event(int type, uintptr_t arg1, uintptr_t arg2);
__END_DECLS