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Make function call tracing lockless

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This commit is contained in:
Justine Tunney 2022-07-11 08:04:58 -07:00
parent 9877c04fac
commit 694a0da990
2 changed files with 37 additions and 50 deletions
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13
libc/thread/thread.h
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@ -17,12 +17,17 @@ enum cthread_state {
cthread_detached = 4,
};
struct FtraceTls { /* 16 */
bool once; /* 0 */
bool noreentry; /* 1 */
int skew; /* 4 */
int64_t lastaddr; /* 8 */
};
struct cthread_descriptor_t {
struct cthread_descriptor_t *self; /* 0x00 */
void *(*func)(void *); /* 0x08 */
int32_t __pad0; /* 0x10 */
int32_t state; /* 0x14 */
void *arg; /* 0x18 */
struct FtraceTls ftrace; /* 0x08 */
int64_t __pad0; /* 0x10 */
int64_t __pad1; /* 0x20 */
int64_t __pad2; /* 0x28 */
struct cthread_descriptor_t *self2; /* 0x30 */