diff options
Diffstat (limited to 'fs/cifs/dir.c')
| -rw-r--r-- | fs/cifs/dir.c | 74 |
1 files changed, 58 insertions, 16 deletions
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index 8dfe717..fed55e3 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -3,7 +3,7 @@ * * vfs operations that deal with dentries * - * Copyright (C) International Business Machines Corp., 2002,2003 + * Copyright (C) International Business Machines Corp., 2002,2005 * Author(s): Steve French (sfrench@us.ibm.com) * * This library is free software; you can redistribute it and/or modify @@ -200,8 +200,8 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, (oplock & CIFS_CREATE_ACTION)) if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) { CIFSSMBUnixSetPerms(xid, pTcon, full_path, mode, - (__u64)current->euid, - (__u64)current->egid, + (__u64)current->fsuid, + (__u64)current->fsgid, 0 /* dev */, cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & @@ -228,8 +228,15 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, else { rc = cifs_get_inode_info(&newinode, full_path, buf, inode->i_sb,xid); - if(newinode) + if(newinode) { newinode->i_mode = mode; + if((oplock & CIFS_CREATE_ACTION) && + (cifs_sb->mnt_cifs_flags & + CIFS_MOUNT_SET_UID)) { + newinode->i_uid = current->fsuid; + newinode->i_gid = current->fsgid; + } + } } if (rc != 0) { @@ -292,7 +299,8 @@ cifs_create_out: return rc; } -int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, dev_t device_number) +int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, + dev_t device_number) { int rc = -EPERM; int xid; @@ -317,7 +325,7 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, dev_t dev else if (pTcon->ses->capabilities & CAP_UNIX) { if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) { rc = CIFSSMBUnixSetPerms(xid, pTcon, full_path, - mode,(__u64)current->euid,(__u64)current->egid, + mode,(__u64)current->fsuid,(__u64)current->fsgid, device_number, cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); @@ -368,7 +376,34 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, dev_t dev if(!rc) { /* BB Do not bother to decode buf since no - local inode yet to put timestamps in */ + local inode yet to put timestamps in, + but we can reuse it safely */ + int bytes_written; + struct win_dev *pdev; + pdev = (struct win_dev *)buf; + if(S_ISCHR(mode)) { + memcpy(pdev->type, "IntxCHR", 8); + pdev->major = + cpu_to_le64(MAJOR(device_number)); + pdev->minor = + cpu_to_le64(MINOR(device_number)); + rc = CIFSSMBWrite(xid, pTcon, + fileHandle, + sizeof(struct win_dev), + 0, &bytes_written, (char *)pdev, + NULL, 0); + } else if(S_ISBLK(mode)) { + memcpy(pdev->type, "IntxBLK", 8); + pdev->major = + cpu_to_le64(MAJOR(device_number)); + pdev->minor = + cpu_to_le64(MINOR(device_number)); + rc = CIFSSMBWrite(xid, pTcon, + fileHandle, + sizeof(struct win_dev), + 0, &bytes_written, (char *)pdev, + NULL, 0); + } /* else if(S_ISFIFO */ CIFSSMBClose(xid, pTcon, fileHandle); d_drop(direntry); } @@ -437,12 +472,20 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name direntry->d_op = &cifs_dentry_ops; d_add(direntry, newInode); - /* since paths are not looked up by component - the parent directories are presumed to be good here */ + /* since paths are not looked up by component - the parent + directories are presumed to be good here */ renew_parental_timestamps(direntry); } else if (rc == -ENOENT) { rc = 0; + direntry->d_time = jiffies; + if (pTcon->nocase) + direntry->d_op = &cifs_ci_dentry_ops; + else + direntry->d_op = &cifs_dentry_ops; d_add(direntry, NULL); + /* if it was once a directory (but how can we tell?) we could do + shrink_dcache_parent(direntry); */ } else { cERROR(1,("Error 0x%x on cifs_get_inode_info in lookup of %s", rc,full_path)); @@ -461,21 +504,20 @@ cifs_d_revalidate(struct dentry *direntry, struct nameidata *nd) { int isValid = 1; -/* lock_kernel(); *//* surely we do not want to lock the kernel for a whole network round trip which could take seconds */ - if (direntry->d_inode) { if (cifs_revalidate(direntry)) { - /* unlock_kernel(); */ return 0; } } else { - cFYI(1, - ("In cifs_d_revalidate with no inode but name = %s and dentry 0x%p", - direntry->d_name.name, direntry)); + cFYI(1, ("neg dentry 0x%p name = %s", + direntry, direntry->d_name.name)); + if(time_after(jiffies, direntry->d_time + HZ) || + !lookupCacheEnabled) { + d_drop(direntry); + isValid = 0; + } } -/* unlock_kernel(); */ - return isValid; } |
