#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
+#include <sys/auxv.h>
#include "syscall.h"
#include "atomic.h"
-#include "libc.h"
#include "pthread_impl.h"
/* The following is a threads-based implementation of AIO with minimal
return 0;
}
+static size_t io_thread_stack_size = MINSIGSTKSZ+2048;
+static pthread_once_t init_stack_size_once;
+
+static void init_stack_size()
+{
+ unsigned long val = __getauxval(AT_MINSIGSTKSZ);
+ if (val > MINSIGSTKSZ) io_thread_stack_size = val + 512;
+}
+
static int submit(struct aiocb *cb, int op)
{
int ret = 0;
else
pthread_attr_init(&a);
} else {
+ pthread_once(&init_stack_size_once, init_stack_size);
pthread_attr_init(&a);
- pthread_attr_setstacksize(&a, PTHREAD_STACK_MIN);
+ pthread_attr_setstacksize(&a, io_thread_stack_size);
pthread_attr_setguardsize(&a, 0);
}
pthread_attr_setdetachstate(&a, PTHREAD_CREATE_DETACHED);
return fd;
}
-LFS64(aio_cancel);
-LFS64(aio_error);
-LFS64(aio_fsync);
-LFS64(aio_read);
-LFS64(aio_write);
-LFS64(aio_return);
+weak_alias(aio_cancel, aio_cancel64);
+weak_alias(aio_error, aio_error64);
+weak_alias(aio_fsync, aio_fsync64);
+weak_alias(aio_read, aio_read64);
+weak_alias(aio_write, aio_write64);
+weak_alias(aio_return, aio_return64);