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[Qemu-devel] [PATCH 5/6] qemu-ga: set O_NONBLOCK for serial channels
From: |
Michael Roth |
Subject: |
[Qemu-devel] [PATCH 5/6] qemu-ga: set O_NONBLOCK for serial channels |
Date: |
Wed, 25 Jan 2012 09:26:25 -0600 |
From: Luiz Capitulino <address@hidden>
This fixes a bug when using -m isa-serial where qemu-ga will
hang on a read()'s when communicating to the host via isa-serial.
Original fix by Michael Roth.
Signed-off-by: Luiz Capitulino <address@hidden>
Signed-off-by: Michael Roth <address@hidden>
---
qemu-ga.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/qemu-ga.c b/qemu-ga.c
index 8e5b075..d63b17c 100644
--- a/qemu-ga.c
+++ b/qemu-ga.c
@@ -544,7 +544,7 @@ static void init_guest_agent(GAState *s)
exit(EXIT_FAILURE);
}
} else if (strcmp(s->method, "isa-serial") == 0) {
- fd = qemu_open(s->path, O_RDWR | O_NOCTTY);
+ fd = qemu_open(s->path, O_RDWR | O_NOCTTY | O_NONBLOCK);
if (fd == -1) {
g_critical("error opening channel: %s", strerror(errno));
exit(EXIT_FAILURE);
--
1.7.4.1
- [Qemu-devel] [PULL 0/6] qemu-ga queue and qemu-tool fixes, Michael Roth, 2012/01/25
- [Qemu-devel] [PATCH 1/6] main-loop: Fix SetEvent() on uninitialized handle on win32, Michael Roth, 2012/01/25
- [Qemu-devel] [PATCH 2/6] main-loop: For tools, initialize timers as part of qemu_init_main_loop(), Michael Roth, 2012/01/25
- [Qemu-devel] [PATCH 3/6] qemu-ga: Add schema documentation for types, Michael Roth, 2012/01/25
- [Qemu-devel] [PATCH 6/6] qemu-ga: Add the guest-suspend command, Michael Roth, 2012/01/25
- [Qemu-devel] [PATCH 5/6] qemu-ga: set O_NONBLOCK for serial channels,
Michael Roth <=
- [Qemu-devel] [PATCH 4/6] qemu-ga: add guest-set-support-level command, Michael Roth, 2012/01/25