From 4743d1f5d31c76ff60223dcf05f5358dc4605015 Mon Sep 17 00:00:00 2001 From: "Aneesh Kumar K.V" Date: Sat, 7 May 2011 21:29:32 +0530 Subject: [PATCH] hw/9pfs: Add yield support for fsync coroutine Signed-off-by: Aneesh Kumar K.V --- hw/9pfs/cofile.c | 16 ++++++++++++++++ hw/9pfs/virtio-9p-coth.h | 1 + 2 files changed, 17 insertions(+) diff --git a/hw/9pfs/cofile.c b/hw/9pfs/cofile.c index e552999666..26dd636776 100644 --- a/hw/9pfs/cofile.c +++ b/hw/9pfs/cofile.c @@ -97,3 +97,19 @@ int v9fs_co_close(V9fsState *s, V9fsFidState *fidp) }); return err; } + +int v9fs_co_fsync(V9fsState *s, V9fsFidState *fidp, int datasync) +{ + int fd; + int err; + + fd = fidp->fs.fd; + v9fs_co_run_in_worker( + { + err = s->ops->fsync(&s->ctx, fd, datasync); + if (err < 0) { + err = -errno; + } + }); + return err; +} diff --git a/hw/9pfs/virtio-9p-coth.h b/hw/9pfs/virtio-9p-coth.h index 5d7dfd7f10..a3881f3770 100644 --- a/hw/9pfs/virtio-9p-coth.h +++ b/hw/9pfs/virtio-9p-coth.h @@ -85,4 +85,5 @@ extern int v9fs_co_lsetxattr(V9fsState *, V9fsString *, V9fsString *, extern int v9fs_co_lremovexattr(V9fsState *, V9fsString *, V9fsString *); extern int v9fs_co_closedir(V9fsState *, V9fsFidState *); extern int v9fs_co_close(V9fsState *, V9fsFidState *); +extern int v9fs_co_fsync(V9fsState *, V9fsFidState *, int); #endif