lib/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2025-12-24 17:51:17 +03:00
Code Activity

nptl: Move __free_tcb into libc

Browse Source 
Under the name __nptl_free_tcb.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
This commit is contained in:
Florian Weimer
2021-05-11 11:08:00 +02:00
parent c79a31fb36
commit 8fbb33b3f7
7 changed files with 52 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
nptl/pthread_create.c
View File

@@ -207,31 +207,6 @@ static int create_thread (struct pthread *pd, const struct pthread_attr *attr,
#include <createthread.c>
/* Deallocate a thread's stack after optionally making sure the thread
descriptor is still valid. */
void
__free_tcb (struct pthread *pd)
{
/* The thread is exiting now. */
if (__builtin_expect (atomic_bit_test_set (&pd->cancelhandling,
TERMINATED_BIT) == 0, 1))
{
/* Free TPP data. */
if (__glibc_unlikely (pd->tpp != NULL))
{
struct priority_protection_data *tpp = pd->tpp;
pd->tpp = NULL;
free (tpp);
}
/* Queue the stack memory block for reuse and exit the process. The
kernel will signal via writing to the address returned by
QUEUE-STACK when the stack is available. */
__nptl_deallocate_stack (pd);
}
}
/* Local function to start thread and handle cleanup.
createthread.c defines the macro START_THREAD_DEFN to the
declaration that its create_thread function will refer to, and
@@ -444,7 +419,7 @@ START_THREAD_DEFN
/* If the thread is detached free the TCB. */
if (IS_DETACHED (pd))
/* Free the TCB. */
__free_tcb (pd);
__nptl_free_tcb (pd);
/* We cannot call '_exit' here. '_exit' will terminate the process.