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2014-02-01osdep: drop unused #include "trace.h"Stefan Hajnoczi1-1/+0
osdep.c does not use trace_*() so we can just drop the include. Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Benoit Canet <benoit@irqsave.net> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2013-09-18osdep: warn if open(O_DIRECT) on fails with EINVALStefan Hajnoczi1-0/+7
Print a warning when opening a file O_DIRECT fails with EINVAL. This saves users a lot of time trying to figure out the EINVAL error, which is typical when attempting to open a file O_DIRECT on Linux tmpfs. Reported-by: Deepak C Shetty <deepakcs@linux.vnet.ibm.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com>
2013-04-29win32: add readv/writev emulationPaolo Bonzini1-0/+43
Commit e9d8fbf (qemu-file: do not use stdio for qemu_fdopen, 2013-03-27) introduced a usage of writev, which mingw32 does not have. Even though qemu_fdopen itself is not used on mingw32, the future-proof solution is to add an implementation of it. This is simple and similar to how we emulate sendmsg/recvmsg in util/iov.c. Some files include osdep.h without qemu-common.h, so move the definition of iovec to osdep.h too, and include osdep.h from qemu-common.h unconditionally (protection against including files when NEED_CPU_H is defined is not needed since the removal of AREG0). Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2013-04-24util: move socket_init() to osdep.cMarc-André Lureau1-0/+23
vscclient needs to call socket_init() for portability. Moving to osdep.c since it has no internal dependency. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Alon Levy <alevy@redhat.com>
2013-03-08osdep: replace setsockopt by qemu_setsockoptLei Li1-2/+2
Fix the compiler warning when cross build qemu-ga for windows by using qemu_setsockopt() instead of setsockopt(). util/osdep.c: In function 'socket_set_nodelay': util/osdep.c:69:5: warning: passing argument 4 of 'setsockopt' from incompatible pointer type [enabled by default] In file included from /home/lei/qemu_b/include/sysemu/os-win32.h:30:0, from /home/lei/qemu_b/include/qemu-common.h:46, from util/osdep.c:48: /usr/i686-w64-mingw32/sys-root/mingw/include/winsock2.h:990:63: note: expected 'const char *' but argument is of type 'int *' Signed-off-by: Lei Li <lilei@linux.vnet.ibm.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2013-03-04move socket_set_nodelay to osdep.cMORITA Kazutaka1-0/+6
Signed-off-by: MORITA Kazutaka <morita.kazutaka@lab.ntt.co.jp> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2013-01-12build: move libqemuutil.a components to util/Paolo Bonzini1-0/+402
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>