[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 2/2] qemu-dm: open char devices "file:..." with O_APPEND
The "file:..." character open method is used by serial and parallel ports, to divert the output to a file (and these devices never produce any input). This is like a logfile, and so should be opened for append. In qemu-xen-unstable, this is used only for the qemu stderr by libxl. Signed-off-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx> diff --git a/qemu-char.c b/qemu-char.c index 35e428d..324ed16 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -588,7 +588,7 @@ static CharDriverState *qemu_chr_open_file_out(const char *file_out) { int fd_out; - TFR(fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666)); + TFR(fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY | O_APPEND, 0666)); if (fd_out < 0) return NULL; return qemu_chr_open_fd(-1, fd_out); _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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