add basic backup support to block driver

[qemu.git] / coroutine-sigaltstack.c

diff --git a/coroutine-sigaltstack.c b/coroutine-sigaltstack.c
index 7ff2d3379e5dfab4c2f38e1c26d398588fac25dc..e37ebac9c449e6469d47234640b43a4f9e261e7c 100644 (file)
--- a/coroutine-sigaltstack.c
+++ b/coroutine-sigaltstack.c
@@ -31,7 +31,7 @@
 #include <pthread.h>
 #include <signal.h>
 #include "qemu-common.h"
-#include "qemu-coroutine-int.h"
+#include "block/coroutine_int.h"
 
 enum {
     /* Maximum free pool size prevents holding too many freed coroutines */
@@ -171,8 +171,8 @@ static Coroutine *coroutine_new(void)
     CoroutineThreadState *coTS;
     struct sigaction sa;
     struct sigaction osa;
-    struct sigaltstack ss;
-    struct sigaltstack oss;
+    stack_t ss;
+    stack_t oss;
     sigset_t sigs;
     sigset_t osigs;
     jmp_buf old_env;
@@ -226,7 +226,7 @@ static Coroutine *coroutine_new(void)
      * called.
      */
     coTS->tr_called = 0;
-    kill(getpid(), SIGUSR2);
+    pthread_kill(pthread_self(), SIGUSR2);
     sigfillset(&sigs);
     sigdelset(&sigs, SIGUSR2);
     while (!coTS->tr_called) {
@@ -257,7 +257,7 @@ static Coroutine *coroutine_new(void)
     /*
      * Now enter the trampoline again, but this time not as a signal
      * handler. Instead we jump into it directly. The functionally
-     * redundant ping-pong pointer arithmentic is neccessary to avoid
+     * redundant ping-pong pointer arithmetic is necessary to avoid
      * type-conversion warnings related to the `volatile' qualifier and
      * the fact that `jmp_buf' usually is an array type.
      */