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Kernel+LibPthread+LibC: Create secondary thread stacks in userspace

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Have pthread_create() allocate a stack and passing it to the kernel
instead of this work happening in the kernel. The more of this we can
do in userspace, the better.

This patch also unexposes the raw create_thread() and exit_thread()
syscalls since they are now only used by LibPthread anyway.
This commit is contained in:
Andreas Kling 2019-11-17 17:28:17 +01:00
parent 6685be36a0
commit e34ed04d1e
7 changed files with 30 additions and 33 deletions
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2
Kernel/Process.h
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@ -204,7 +204,7 @@ public:
int sys$sched_setparam(pid_t pid, const struct sched_param* param);
int sys$sched_getparam(pid_t pid, struct sched_param* param);
int sys$restore_signal_mask(u32 mask);
int sys$create_thread(void* (*)(void*), void*);
int sys$create_thread(void* (*)(void*), void* argument, void* stack);
void sys$exit_thread(void*);
int sys$join_thread(int tid, void** exit_value);
int sys$rename(const char* oldpath, const char* newpath);