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[Qemu-devel] [V2 08/25] [virtio-9p] clean up v9fs_mkdir.
From: |
Venkateswararao Jujjuri (JV) |
Subject: |
[Qemu-devel] [V2 08/25] [virtio-9p] clean up v9fs_mkdir. |
Date: |
Tue, 17 May 2011 12:43:34 -0700 |
Rearrange the code so that we can avoid V9fsMkState and additional malloc()s.
Signed-off-by: Venkateswararao Jujjuri "<address@hidden>
---
hw/9pfs/virtio-9p.c | 38 +++++++++++++++++---------------------
1 files changed, 17 insertions(+), 21 deletions(-)
diff --git a/hw/9pfs/virtio-9p.c b/hw/9pfs/virtio-9p.c
index 82e5490..40c8b31 100644
--- a/hw/9pfs/virtio-9p.c
+++ b/hw/9pfs/virtio-9p.c
@@ -3311,46 +3311,42 @@ out:
static void v9fs_mkdir(void *opaque)
{
V9fsPDU *pdu = opaque;
- V9fsState *s = pdu->s;
+ size_t offset = 7;
int32_t fid;
- V9fsMkState *vs;
- int err = 0;
+ struct stat stbuf;
+ V9fsString name, fullname;
+ V9fsQID qid;
V9fsFidState *fidp;
gid_t gid;
int mode;
+ int err = 0;
- vs = qemu_malloc(sizeof(*vs));
- vs->pdu = pdu;
- vs->offset = 7;
-
- v9fs_string_init(&vs->fullname);
- pdu_unmarshal(vs->pdu, vs->offset, "dsdd", &fid, &vs->name, &mode,
- &gid);
+ v9fs_string_init(&fullname);
+ pdu_unmarshal(pdu, offset, "dsdd", &fid, &name, &mode, &gid);
- fidp = lookup_fid(s, fid);
+ fidp = lookup_fid(pdu->s, fid);
if (fidp == NULL) {
err = -ENOENT;
goto out;
}
- v9fs_string_sprintf(&vs->fullname, "%s/%s", fidp->path.data,
vs->name.data);
- err = v9fs_do_mkdir(s, vs->fullname.data, mode, fidp->uid, gid);
+ v9fs_string_sprintf(&fullname, "%s/%s", fidp->path.data, name.data);
+ err = v9fs_do_mkdir(pdu->s, fullname.data, mode, fidp->uid, gid);
if (err == -1) {
err = -errno;
goto out;
}
- err = v9fs_do_lstat(s, &vs->fullname, &vs->stbuf);
+ err = v9fs_do_lstat(pdu->s, &fullname, &stbuf);
if (err == -1) {
err = -errno;
goto out;
}
- stat_to_qid(&vs->stbuf, &vs->qid);
- vs->offset += pdu_marshal(vs->pdu, vs->offset, "Q", &vs->qid);
- err = vs->offset;
+ stat_to_qid(&stbuf, &qid);
+ offset += pdu_marshal(pdu, offset, "Q", &qid);
+ err = offset;
out:
- complete_pdu(s, vs->pdu, err);
- v9fs_string_free(&vs->fullname);
- v9fs_string_free(&vs->name);
- qemu_free(vs);
+ complete_pdu(pdu->s, pdu, err);
+ v9fs_string_free(&fullname);
+ v9fs_string_free(&name);
}
static void v9fs_post_xattr_getvalue(V9fsState *s, V9fsXattrState *vs, int err)
--
1.7.1
- [Qemu-devel] [V2 0/25] Async threading for VirtFS using glib threads & coroutines., Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 05/25] [virtio-9p] Move errno into v9fs_do_readlink, Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 03/25] [virtio-9p] Remove post functions for v9fs_readlink., Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 09/25] hw/9pfs: Add yield support for readdir related coroutines, Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 12/25] hw/9pfs: Update v9fs_statfs to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 14/25] hw/9pfs: Update v9fs_getattr to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 08/25] [virtio-9p] clean up v9fs_mkdir.,
Venkateswararao Jujjuri (JV) <=
- [Qemu-devel] [V2 11/25] hw/9pfs: Add yield support to statfs coroutine, Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 16/25] hw/9pfs: Update v9fs_setattr to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 13/25] hw/9pfs: Add yield support to lstat coroutine, Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 18/25] hw/9pfs: Update v9fs_xattrwalk to coroutines, Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 07/25] [virtio-9p] Remove post functions for v9fs_mkdir., Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 15/25] hw/9pfs: Add yield support to setattr related coroutines, Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 10/25] hw/9pfs: Update v9fs_readdir to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 19/25] hw/9pfs: Update v9fs_xattrcreate to use coroutines, Venkateswararao Jujjuri (JV), 2011/05/17
- [Qemu-devel] [V2 06/25] [virtio-9p] coroutines for readlink, Venkateswararao Jujjuri (JV), 2011/05/17