From 77c595ce33a37d321ef35fd840948a2e5fd17c84 Mon Sep 17 00:00:00 2001 From: Rick Macklem Date: Fri, 15 Oct 2021 14:25:38 -0700 Subject: [PATCH] nfscl: Add an argument to nfscl_tryclose() This patch adds a new argument to nfscl_tryclose() to indicate whether or not it should loop when a NFSERR_DELAY reply is received from the NFSv4 server. Since this new argument is always passed in as "true" at this time, no semantics change should occur. This is being done to prepare the code for a future patch that fixes the case where an NFSv4.1/4.2 server replies NFSERR_DELAY to a Close operation. MFC after: 2 week --- sys/fs/nfs/nfs_var.h | 2 +- sys/fs/nfsclient/nfs_clrpcops.c | 2 +- sys/fs/nfsclient/nfs_clstate.c | 12 ++++++------ 3 files changed, 8 insertions(+), 8 deletions(-) diff --git a/sys/fs/nfs/nfs_var.h b/sys/fs/nfs/nfs_var.h index 9c5a5ca5c729..3f0fbc535166 100644 --- a/sys/fs/nfs/nfs_var.h +++ b/sys/fs/nfs/nfs_var.h @@ -631,7 +631,7 @@ void nfscl_deleggetmodtime(vnode_t, struct timespec *); int nfscl_trydelegreturn(struct nfscldeleg *, struct ucred *, struct nfsmount *, NFSPROC_T *); int nfscl_tryclose(struct nfsclopen *, struct ucred *, - struct nfsmount *, NFSPROC_T *); + struct nfsmount *, NFSPROC_T *, bool); void nfscl_cleanup(NFSPROC_T *); int nfscl_layout(struct nfsmount *, vnode_t, u_int8_t *, int, nfsv4stateid_t *, int, int, struct nfsclflayouthead *, struct nfscllayout **, struct ucred *, diff --git a/sys/fs/nfsclient/nfs_clrpcops.c b/sys/fs/nfsclient/nfs_clrpcops.c index 1c72269dc276..04597a27edfa 100644 --- a/sys/fs/nfsclient/nfs_clrpcops.c +++ b/sys/fs/nfsclient/nfs_clrpcops.c @@ -841,7 +841,7 @@ nfsrpc_doclose(struct nfsmount *nmp, struct nfsclopen *op, NFSPROC_T *p) nfscl_lockexcl(&op->nfso_own->nfsow_rwlock, NFSCLSTATEMUTEXPTR); NFSUNLOCKCLSTATE(); do { - error = nfscl_tryclose(op, tcred, nmp, p); + error = nfscl_tryclose(op, tcred, nmp, p, true); if (error == NFSERR_GRACE) (void) nfs_catnap(PZERO, error, "nfs_close"); } while (error == NFSERR_GRACE); diff --git a/sys/fs/nfsclient/nfs_clstate.c b/sys/fs/nfsclient/nfs_clstate.c index 40bf5b41361a..d3ce1c6bef8b 100644 --- a/sys/fs/nfsclient/nfs_clstate.c +++ b/sys/fs/nfsclient/nfs_clstate.c @@ -2399,7 +2399,7 @@ nfscl_recover(struct nfsclclient *clp, bool *retokp, struct ucred *cred, LIST_FOREACH_SAFE(op, &extra_open, nfso_list, nop) { do { newnfs_copycred(&op->nfso_cred, tcred); - error = nfscl_tryclose(op, tcred, nmp, p); + error = nfscl_tryclose(op, tcred, nmp, p, true); if (error == NFSERR_GRACE) (void) nfs_catnap(PZERO, error, "nfsexcls"); } while (error == NFSERR_GRACE); @@ -4506,24 +4506,24 @@ nfscl_trydelegreturn(struct nfscldeleg *dp, struct ucred *cred, */ int nfscl_tryclose(struct nfsclopen *op, struct ucred *cred, - struct nfsmount *nmp, NFSPROC_T *p) + struct nfsmount *nmp, NFSPROC_T *p, bool loop_on_delayed) { struct nfsrv_descript nfsd, *nd = &nfsd; int error; do { error = nfsrpc_closerpc(nd, nmp, op, cred, p, 0); - if (error == NFSERR_DELAY) + if (loop_on_delayed && error == NFSERR_DELAY) (void) nfs_catnap(PZERO, error, "nfstrycl"); - } while (error == NFSERR_DELAY); + } while (loop_on_delayed && error == NFSERR_DELAY); if (error == EAUTH || error == EACCES) { /* Try again using system credentials */ newnfs_setroot(cred); do { error = nfsrpc_closerpc(nd, nmp, op, cred, p, 1); - if (error == NFSERR_DELAY) + if (loop_on_delayed && error == NFSERR_DELAY) (void) nfs_catnap(PZERO, error, "nfstrycl"); - } while (error == NFSERR_DELAY); + } while (loop_on_delayed && error == NFSERR_DELAY); } return (error); }