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[Qemu-devel] [PATCH for-4.0 08/11] qemu_thread: supplement error handlin
From: |
Fei Li |
Subject: |
[Qemu-devel] [PATCH for-4.0 08/11] qemu_thread: supplement error handling for qemu_signalfd_compat |
Date: |
Mon, 28 Jan 2019 22:22:14 +0800 |
From: Fei Li <address@hidden>
For qemu_signalfd_compat: set errno, do some cleanup, and return
-1 to replace the temporary &error_abort when failing to create
sigwait_compat.
Cc: Markus Armbruster <address@hidden>
Cc: Eric Blake <address@hidden>
Signed-off-by: Fei Li <address@hidden>
---
util/compatfd.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/util/compatfd.c b/util/compatfd.c
index c3d8448264..9d642475fc 100644
--- a/util/compatfd.c
+++ b/util/compatfd.c
@@ -71,6 +71,7 @@ static int qemu_signalfd_compat(const sigset_t *mask)
struct sigfd_compat_info *info;
QemuThread thread;
int fds[2];
+ int ret;
info = malloc(sizeof(*info));
if (info == NULL) {
@@ -89,9 +90,15 @@ static int qemu_signalfd_compat(const sigset_t *mask)
memcpy(&info->mask, mask, sizeof(*mask));
info->fd = fds[1];
- /* TODO: let the further caller handle the error instead of abort() here */
- qemu_thread_create(&thread, "signalfd_compat", sigwait_compat,
- info, QEMU_THREAD_DETACHED, &error_abort);
+ ret = qemu_thread_create(&thread, "signalfd_compat", sigwait_compat,
+ info, QEMU_THREAD_DETACHED, NULL);
+ if (ret < 0) {
+ close(fds[0]);
+ close(fds[1]);
+ free(info);
+ errno = -ret;
+ return -1;
+ }
return fds[0];
}
--
2.17.2 (Apple Git-113)
- [Qemu-devel] [PATCH for-4.0 07/11] qemu_thread: supplement error handling for iothread_complete, Fei Li, 2019/01/28
- [Qemu-devel] [PATCH for-4.0 08/11] qemu_thread: supplement error handling for qemu_signalfd_compat, Fei Li, 2019/01/28
- [Qemu-devel] [PATCH for-4.0 11/11] qemu_thread: supplement error handling for touch_all_pages, Fei Li, 2019/01/28
- [Qemu-devel] [PATCH for-4.0 09/11] qemu_thread: supplement error handling for migration, Fei Li, 2019/01/28
- [Qemu-devel] [PATCH for-4.0 08/11] qemu_thread: supplement error handling for qemu_signalfd_compat,
Fei Li <=
- [Qemu-devel] [PATCH for-4.0 09/11] qemu_thread: supplement error handling for migration, Fei Li, 2019/01/28
- [Qemu-devel] [PATCH for-4.0 10/11] qemu_thread: supplement error handling for vnc_start_worker_thread, Fei Li, 2019/01/28
- [Qemu-devel] [PATCH for-4.0 07/11] qemu_thread: supplement error handling for iothread_complete, Fei Li, 2019/01/28