qemu-char: handle EINTR for TCP character devices
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit 9172f428af
)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
This commit is contained in:
parent
35c30d3efd
commit
35a616edef
13
qemu-char.c
13
qemu-char.c
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@ -2797,7 +2797,10 @@ static ssize_t tcp_chr_recv(CharDriverState *chr, char *buf, size_t len)
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#ifdef MSG_CMSG_CLOEXEC
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#ifdef MSG_CMSG_CLOEXEC
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flags |= MSG_CMSG_CLOEXEC;
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flags |= MSG_CMSG_CLOEXEC;
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#endif
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#endif
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ret = recvmsg(s->fd, &msg, flags);
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do {
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ret = recvmsg(s->fd, &msg, flags);
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} while (ret == -1 && errno == EINTR);
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if (ret > 0 && s->is_unix) {
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if (ret > 0 && s->is_unix) {
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unix_process_msgfd(chr, &msg);
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unix_process_msgfd(chr, &msg);
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}
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}
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@ -2808,7 +2811,13 @@ static ssize_t tcp_chr_recv(CharDriverState *chr, char *buf, size_t len)
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static ssize_t tcp_chr_recv(CharDriverState *chr, char *buf, size_t len)
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static ssize_t tcp_chr_recv(CharDriverState *chr, char *buf, size_t len)
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{
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{
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TCPCharDriver *s = chr->opaque;
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TCPCharDriver *s = chr->opaque;
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return qemu_recv(s->fd, buf, len, 0);
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ssize_t ret;
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do {
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ret = qemu_recv(s->fd, buf, len, 0);
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} while (ret == -1 && socket_error() == EINTR);
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return ret;
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}
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}
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#endif
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#endif
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