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| author | J. Bruce Fields <bfields@citi.umich.edu> | 2010-03-09 23:22:08 +0100 |
|---|---|---|
| committer | J. Bruce Fields <bfields@citi.umich.edu> | 2010-03-09 23:22:08 +0100 |
| commit | e739cf1da48e841bc5d744a99764c1a668b4bdd2 (patch) | |
| tree | 1d39318bbbcdd66ad8cd34823ad9befb7af08b1f /fs/nfsd | |
| parent | nfsd4: document lease/grace-period limits (diff) | |
| parent | Linux 2.6.34-rc1 (diff) | |
| download | linux-e739cf1da48e841bc5d744a99764c1a668b4bdd2.tar.xz linux-e739cf1da48e841bc5d744a99764c1a668b4bdd2.zip | |
Merge commit 'v2.6.34-rc1' into for-2.6.35-incoming
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/nfs4state.c | 2 | ||||
| -rw-r--r-- | fs/nfsd/nfs4xdr.c | 12 | ||||
| -rw-r--r-- | fs/nfsd/vfs.c | 8 |
3 files changed, 13 insertions, 9 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 6edfe23694e6..efef7f2442d5 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -1998,7 +1998,9 @@ nfs4_file_downgrade(struct file *filp, unsigned int share_access) { if (share_access & NFS4_SHARE_ACCESS_WRITE) { drop_file_write_access(filp); + spin_lock(&filp->f_lock); filp->f_mode = (filp->f_mode | FMODE_READ) & ~FMODE_WRITE; + spin_unlock(&filp->f_lock); } } diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index f61bd736152b..fb27b1db007b 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -2121,9 +2121,15 @@ out_acl: * and this is the root of a cross-mounted filesystem. */ if (ignore_crossmnt == 0 && - exp->ex_path.mnt->mnt_root->d_inode == dentry->d_inode) { - err = vfs_getattr(exp->ex_path.mnt->mnt_parent, - exp->ex_path.mnt->mnt_mountpoint, &stat); + dentry == exp->ex_path.mnt->mnt_root) { + struct path path = exp->ex_path; + path_get(&path); + while (follow_up(&path)) { + if (path.dentry != path.mnt->mnt_root) + break; + } + err = vfs_getattr(path.mnt, path.dentry, &stat); + path_put(&path); if (err) goto out_nfserr; } diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index 43bd776c4882..a11b0e8678ee 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -20,7 +20,6 @@ #include <linux/fcntl.h> #include <linux/namei.h> #include <linux/delay.h> -#include <linux/quotaops.h> #include <linux/fsnotify.h> #include <linux/posix_acl_xattr.h> #include <linux/xattr.h> @@ -389,7 +388,7 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp, struct iattr *iap, * If we are changing the size of the file, then * we need to break all leases. */ - host_err = break_lease(inode, FMODE_WRITE | O_NONBLOCK); + host_err = break_lease(inode, O_WRONLY | O_NONBLOCK); if (host_err == -EWOULDBLOCK) host_err = -ETIMEDOUT; if (host_err) /* ENOMEM or EWOULDBLOCK */ @@ -405,7 +404,6 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp, struct iattr *iap, put_write_access(inode); goto out_nfserr; } - vfs_dq_init(inode); } /* sanitize the mode change */ @@ -762,7 +760,7 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, * Check to see if there are any leases on this file. * This may block while leases are broken. */ - host_err = break_lease(inode, O_NONBLOCK | ((access & NFSD_MAY_WRITE) ? FMODE_WRITE : 0)); + host_err = break_lease(inode, O_NONBLOCK | ((access & NFSD_MAY_WRITE) ? O_WRONLY : 0)); if (host_err == -EWOULDBLOCK) host_err = -ETIMEDOUT; if (host_err) /* NOMEM or WOULDBLOCK */ @@ -773,8 +771,6 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, flags = O_RDWR|O_LARGEFILE; else flags = O_WRONLY|O_LARGEFILE; - - vfs_dq_init(inode); } *filp = dentry_open(dget(dentry), mntget(fhp->fh_export->ex_path.mnt), flags, current_cred()); |