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[PATCH] nfsd4: find_delegation_file()

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Factor out a bit of common code that will be useful elsewhere.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
NeilBrown 2005-06-23 22:02:49 -07:00 committed by Linus Torvalds
parent 0c0a400d1d
commit 52f4fb4306
1 changed files with 14 additions and 11 deletions
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25
fs/nfsd/nfs4state.c
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@ -1526,6 +1526,18 @@ nfsd4_process_open1(struct nfsd4_open *open)
return status;
}
static struct nfs4_delegation *
find_delegation_file(struct nfs4_file *fp, stateid_t *stid)
{
struct nfs4_delegation *dp;
list_for_each_entry(dp, &fp->fi_del_perfile, dl_del_perfile) {
if (dp->dl_stateid.si_stateownerid == stid->si_stateownerid)
return dp;
}
return NULL;
}
static int
nfs4_check_open(struct nfs4_file *fp, struct nfsd4_open *open, struct nfs4_stateid **stpp)
{
@ -2419,24 +2431,15 @@ find_stateid(stateid_t *stid, int flags)
static struct nfs4_delegation *
find_delegation_stateid(struct inode *ino, stateid_t *stid)
{
struct nfs4_delegation *dp = NULL;
struct nfs4_file *fp = NULL;
u32 st_id;
dprintk("NFSD:find_delegation_stateid stateid=(%08x/%08x/%08x/%08x)\n",
stid->si_boot, stid->si_stateownerid,
stid->si_fileid, stid->si_generation);
st_id = stid->si_stateownerid;
fp = find_file(ino);
if (fp) {
list_for_each_entry(dp, &fp->fi_del_perfile, dl_del_perfile) {
if(dp->dl_stateid.si_stateownerid == st_id) {
dprintk("NFSD: find_delegation dp %p\n",dp);
return dp;
}
}
}
if (fp)
return find_delegation_file(fp, stid);
return NULL;
}