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[Qemu-devel] [PATCH] qemu-char: handle EINTR for TCP character devices
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH] qemu-char: handle EINTR for TCP character devices |
Date: |
Tue, 21 Jul 2015 09:34:29 +0200 |
Signed-off-by: Paolo Bonzini <address@hidden>
---
qemu-char.c | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/qemu-char.c b/qemu-char.c
index b2b43c5..d956f8d 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -2798,7 +2798,10 @@ static ssize_t tcp_chr_recv(CharDriverState *chr, char
*buf, size_t len)
#ifdef MSG_CMSG_CLOEXEC
flags |= MSG_CMSG_CLOEXEC;
#endif
- ret = recvmsg(s->fd, &msg, flags);
+ do {
+ ret = recvmsg(s->fd, &msg, flags);
+ } while (ret == -1 && errno == EINTR);
+
if (ret > 0 && s->is_unix) {
unix_process_msgfd(chr, &msg);
}
@@ -2809,7 +2812,13 @@ static ssize_t tcp_chr_recv(CharDriverState *chr, char
*buf, size_t len)
static ssize_t tcp_chr_recv(CharDriverState *chr, char *buf, size_t len)
{
TCPCharDriver *s = chr->opaque;
- return qemu_recv(s->fd, buf, len, 0);
+ ssize_t ret;
+
+ do {
+ ret = qemu_recv(s->fd, buf, len, 0);
+ } while (ret == -1 && socket_error() == EINTR);
+
+ return ret;
}
#endif
--
2.4.3
- [Qemu-devel] [PATCH] qemu-char: handle EINTR for TCP character devices,
Paolo Bonzini <=