diff --git a/fs/cifs/CHANGES b/fs/cifs/CHANGES index f20c4069c22005681bc851bdc270f54c8a2475c1..b48689839428805efd6175eacd0a7396068cdafe 100644 --- a/fs/cifs/CHANGES +++ b/fs/cifs/CHANGES @@ -1,3 +1,12 @@ +Version 1.59 +------------ +Client uses server inode numbers (which are persistent) rather than +client generated ones by default (mount option "serverino" turned +on by default if server supports it). Add forceuid and forcegid +mount options (so that when negotiating unix extensions specifying +which uid mounted does not immediately force the server's reported +uids to be overridden). + Version 1.58 ------------ Guard against buffer overruns in various UCS-2 to UTF-8 string conversions @@ -10,6 +19,8 @@ we converted from). Fix endianness of the vcnum field used during session setup to distinguish multiple mounts to same server from different userids. Raw NTLMSSP fixed (it requires /proc/fs/cifs/experimental flag to be set to 2, and mount must enable krb5 to turn on extended security). +Performance of file create to Samba improved (posix create on lookup +removes 1 of 2 network requests sent on file create) Version 1.57 ------------ diff --git a/fs/cifs/README b/fs/cifs/README index db208ddb989910d469f958054d000558c528a8d7..ad92921dbde415b7a00d0c063d6ca9adfb0d582d 100644 --- a/fs/cifs/README +++ b/fs/cifs/README @@ -262,7 +262,8 @@ A partial list of the supported mount options follows: mount. domain Set the SMB/CIFS workgroup name prepended to the username during CIFS session establishment - uid Set the default uid for inodes. For mounts to servers + forceuid Set the default uid for inodes based on the uid + passed in. For mounts to servers which do support the CIFS Unix extensions, such as a properly configured Samba server, the server provides the uid, gid and mode so this parameter should not be @@ -292,6 +293,12 @@ A partial list of the supported mount options follows: the client. Note that the mount.cifs helper must be at version 1.10 or higher to support specifying the uid (or gid) in non-numeric form. + forcegid (similar to above but for the groupid instead of uid) + uid Set the default uid for inodes, and indicate to the + cifs kernel driver which local user mounted . If the server + supports the unix extensions the default uid is + not used to fill in the owner fields of inodes (files) + unless the "forceuid" parameter is specified. gid Set the default gid for inodes (similar to above). file_mode If CIFS Unix extensions are not supported by the server this overrides the default mode for file inodes. @@ -388,8 +395,13 @@ A partial list of the supported mount options follows: or the CIFS Unix Extensions equivalent and for those this mount option will have no effect. Exporting cifs mounts under nfsd requires this mount option on the cifs mount. + This is now the default if server supports the + required network operation. noserverino Client generates inode numbers (rather than using the actual one - from the server) by default. + from the server). These inode numbers will vary after + unmount or reboot which can confuse some applications, + but not all server filesystems support unique inode + numbers. setuids If the CIFS Unix extensions are negotiated with the server the client will attempt to set the effective uid and gid of the local process on newly created files, directories, and diff --git a/fs/cifs/cifs_spnego.c b/fs/cifs/cifs_spnego.c index 67bf93a40d2eeb46a42175183810c25c3cd1db58..4a4581cb2b5e3442e1cc0da0f0a7cd2f6de930bd 100644 --- a/fs/cifs/cifs_spnego.c +++ b/fs/cifs/cifs_spnego.c @@ -23,6 +23,7 @@ #include #include #include +#include #include "cifsglob.h" #include "cifs_spnego.h" #include "cifs_debug.h" @@ -73,9 +74,6 @@ struct key_type cifs_spnego_key_type = { * strlen(";sec=ntlmsspi") */ #define MAX_MECH_STR_LEN 13 -/* max possible addr len eg FEDC:BA98:7654:3210:FEDC:BA98:7654:3210/128 */ -#define MAX_IPV6_ADDR_LEN 43 - /* strlen of "host=" */ #define HOST_KEY_LEN 5 @@ -102,7 +100,7 @@ cifs_get_spnego_key(struct cifsSesInfo *sesInfo) host=hostname sec=mechanism uid=0xFF user=username */ desc_len = MAX_VER_STR_LEN + HOST_KEY_LEN + strlen(hostname) + - IP_KEY_LEN + MAX_IPV6_ADDR_LEN + + IP_KEY_LEN + INET6_ADDRSTRLEN + MAX_MECH_STR_LEN + UID_KEY_LEN + (sizeof(uid_t) * 2) + USER_KEY_LEN + strlen(sesInfo->userName) + 1; diff --git a/fs/cifs/cifsacl.c b/fs/cifs/cifsacl.c index 57ecdc83c26f3852440e67957ca031577cba8543..1403b5d86a739d67725e0dc94db1bec593e5ddab 100644 --- a/fs/cifs/cifsacl.c +++ b/fs/cifs/cifsacl.c @@ -552,130 +552,138 @@ static int build_sec_desc(struct cifs_ntsd *pntsd, struct cifs_ntsd *pnntsd, return rc; } - -/* Retrieve an ACL from the server */ -static struct cifs_ntsd *get_cifs_acl(u32 *pacllen, struct inode *inode, - const char *path, const __u16 *pfid) +static struct cifs_ntsd *get_cifs_acl_by_fid(struct cifs_sb_info *cifs_sb, + __u16 fid, u32 *pacllen) { - struct cifsFileInfo *open_file = NULL; - bool unlock_file = false; - int xid; - int rc = -EIO; - __u16 fid; - struct super_block *sb; - struct cifs_sb_info *cifs_sb; struct cifs_ntsd *pntsd = NULL; + int xid, rc; + + xid = GetXid(); + rc = CIFSSMBGetCIFSACL(xid, cifs_sb->tcon, fid, &pntsd, pacllen); + FreeXid(xid); - cFYI(1, ("get mode from ACL for %s", path)); - if (inode == NULL) - return NULL; + cFYI(1, ("GetCIFSACL rc = %d ACL len %d", rc, *pacllen)); + return pntsd; +} + +static struct cifs_ntsd *get_cifs_acl_by_path(struct cifs_sb_info *cifs_sb, + const char *path, u32 *pacllen) +{ + struct cifs_ntsd *pntsd = NULL; + int oplock = 0; + int xid, rc; + __u16 fid; xid = GetXid(); - if (pfid == NULL) - open_file = find_readable_file(CIFS_I(inode)); - else - fid = *pfid; - sb = inode->i_sb; - if (sb == NULL) { - FreeXid(xid); - return NULL; - } - cifs_sb = CIFS_SB(sb); - - if (open_file) { - unlock_file = true; - fid = open_file->netfid; - } else if (pfid == NULL) { - int oplock = 0; - /* open file */ - rc = CIFSSMBOpen(xid, cifs_sb->tcon, path, FILE_OPEN, - READ_CONTROL, 0, &fid, &oplock, NULL, - cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & - CIFS_MOUNT_MAP_SPECIAL_CHR); - if (rc != 0) { - cERROR(1, ("Unable to open file to get ACL")); - FreeXid(xid); - return NULL; - } + rc = CIFSSMBOpen(xid, cifs_sb->tcon, path, FILE_OPEN, READ_CONTROL, 0, + &fid, &oplock, NULL, cifs_sb->local_nls, + cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); + if (rc) { + cERROR(1, ("Unable to open file to get ACL")); + goto out; } rc = CIFSSMBGetCIFSACL(xid, cifs_sb->tcon, fid, &pntsd, pacllen); cFYI(1, ("GetCIFSACL rc = %d ACL len %d", rc, *pacllen)); - if (unlock_file == true) /* find_readable_file increments ref count */ - atomic_dec(&open_file->wrtPending); - else if (pfid == NULL) /* if opened above we have to close the handle */ - CIFSSMBClose(xid, cifs_sb->tcon, fid); - /* else handle was passed in by caller */ + CIFSSMBClose(xid, cifs_sb->tcon, fid); + out: FreeXid(xid); return pntsd; } -/* Set an ACL on the server */ -static int set_cifs_acl(struct cifs_ntsd *pnntsd, __u32 acllen, - struct inode *inode, const char *path) +/* Retrieve an ACL from the server */ +static struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *cifs_sb, + struct inode *inode, const char *path, + u32 *pacllen) { - struct cifsFileInfo *open_file; - bool unlock_file = false; - int xid; - int rc = -EIO; - __u16 fid; - struct super_block *sb; - struct cifs_sb_info *cifs_sb; + struct cifs_ntsd *pntsd = NULL; + struct cifsFileInfo *open_file = NULL; - cFYI(DBG2, ("set ACL for %s from mode 0x%x", path, inode->i_mode)); + if (inode) + open_file = find_readable_file(CIFS_I(inode)); + if (!open_file) + return get_cifs_acl_by_path(cifs_sb, path, pacllen); - if (!inode) - return rc; + pntsd = get_cifs_acl_by_fid(cifs_sb, open_file->netfid, pacllen); + atomic_dec(&open_file->wrtPending); + return pntsd; +} - sb = inode->i_sb; - if (sb == NULL) - return rc; +static int set_cifs_acl_by_fid(struct cifs_sb_info *cifs_sb, __u16 fid, + struct cifs_ntsd *pnntsd, u32 acllen) +{ + int xid, rc; - cifs_sb = CIFS_SB(sb); xid = GetXid(); + rc = CIFSSMBSetCIFSACL(xid, cifs_sb->tcon, fid, pnntsd, acllen); + FreeXid(xid); - open_file = find_readable_file(CIFS_I(inode)); - if (open_file) { - unlock_file = true; - fid = open_file->netfid; - } else { - int oplock = 0; - /* open file */ - rc = CIFSSMBOpen(xid, cifs_sb->tcon, path, FILE_OPEN, - WRITE_DAC, 0, &fid, &oplock, NULL, - cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & - CIFS_MOUNT_MAP_SPECIAL_CHR); - if (rc != 0) { - cERROR(1, ("Unable to open file to set ACL")); - FreeXid(xid); - return rc; - } + cFYI(DBG2, ("SetCIFSACL rc = %d", rc)); + return rc; +} + +static int set_cifs_acl_by_path(struct cifs_sb_info *cifs_sb, const char *path, + struct cifs_ntsd *pnntsd, u32 acllen) +{ + int oplock = 0; + int xid, rc; + __u16 fid; + + xid = GetXid(); + + rc = CIFSSMBOpen(xid, cifs_sb->tcon, path, FILE_OPEN, WRITE_DAC, 0, + &fid, &oplock, NULL, cifs_sb->local_nls, + cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); + if (rc) { + cERROR(1, ("Unable to open file to set ACL")); + goto out; } rc = CIFSSMBSetCIFSACL(xid, cifs_sb->tcon, fid, pnntsd, acllen); cFYI(DBG2, ("SetCIFSACL rc = %d", rc)); - if (unlock_file) - atomic_dec(&open_file->wrtPending); - else - CIFSSMBClose(xid, cifs_sb->tcon, fid); + CIFSSMBClose(xid, cifs_sb->tcon, fid); + out: FreeXid(xid); + return rc; +} +/* Set an ACL on the server */ +static int set_cifs_acl(struct cifs_ntsd *pnntsd, __u32 acllen, + struct inode *inode, const char *path) +{ + struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb); + struct cifsFileInfo *open_file; + int rc; + + cFYI(DBG2, ("set ACL for %s from mode 0x%x", path, inode->i_mode)); + + open_file = find_readable_file(CIFS_I(inode)); + if (!open_file) + return set_cifs_acl_by_path(cifs_sb, path, pnntsd, acllen); + + rc = set_cifs_acl_by_fid(cifs_sb, open_file->netfid, pnntsd, acllen); + atomic_dec(&open_file->wrtPending); return rc; } /* Translate the CIFS ACL (simlar to NTFS ACL) for a file into mode bits */ -void acl_to_uid_mode(struct inode *inode, const char *path, const __u16 *pfid) +void acl_to_uid_mode(struct cifs_sb_info *cifs_sb, struct inode *inode, + const char *path, const __u16 *pfid) { struct cifs_ntsd *pntsd = NULL; u32 acllen = 0; int rc = 0; cFYI(DBG2, ("converting ACL to mode for %s", path)); - pntsd = get_cifs_acl(&acllen, inode, path, pfid); + + if (pfid) + pntsd = get_cifs_acl_by_fid(cifs_sb, *pfid, &acllen); + else + pntsd = get_cifs_acl(cifs_sb, inode, path, &acllen); /* if we can retrieve the ACL, now parse Access Control Entries, ACEs */ if (pntsd) @@ -698,7 +706,7 @@ int mode_to_acl(struct inode *inode, const char *path, __u64 nmode) cFYI(DBG2, ("set ACL from mode for %s", path)); /* Get the security descriptor */ - pntsd = get_cifs_acl(&secdesclen, inode, path, NULL); + pntsd = get_cifs_acl(CIFS_SB(inode->i_sb), inode, path, &secdesclen); /* Add three ACEs for owner, group, everyone getting rid of other ACEs as chmod disables ACEs and set the security descriptor */ diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 5e6d35804d73511162230f67626aeaf331333982..0a10a59b6392891e4f0f319d6fa6cf62ec4d0cbd 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -146,7 +146,7 @@ cifs_read_super(struct super_block *sb, void *data, #endif sb->s_blocksize = CIFS_MAX_MSGSIZE; sb->s_blocksize_bits = 14; /* default 2**14 = CIFS_MAX_MSGSIZE */ - inode = cifs_iget(sb, ROOT_I); + inode = cifs_root_iget(sb, ROOT_I); if (IS_ERR(inode)) { rc = PTR_ERR(inode); diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h index 051b71cfdea9b9725b12026fd6aec17325da26fd..9570a0e8023f4258941d1f4cdc0e8141188a622d 100644 --- a/fs/cifs/cifsfs.h +++ b/fs/cifs/cifsfs.h @@ -36,7 +36,7 @@ extern void cifs_read_inode(struct inode *); /* Functions related to inodes */ extern const struct inode_operations cifs_dir_inode_ops; -extern struct inode *cifs_iget(struct super_block *, unsigned long); +extern struct inode *cifs_root_iget(struct super_block *, unsigned long); extern int cifs_create(struct inode *, struct dentry *, int, struct nameidata *); extern struct dentry *cifs_lookup(struct inode *, struct dentry *, @@ -100,5 +100,5 @@ extern long cifs_ioctl(struct file *filep, unsigned int cmd, unsigned long arg); extern const struct export_operations cifs_export_ops; #endif /* EXPERIMENTAL */ -#define CIFS_VERSION "1.58" +#define CIFS_VERSION "1.59" #endif /* _CIFSFS_H */ diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h index fae083930eee2210d1ae3e950c7d1639e1c9505e..f9452329bcce5b02929c5090a79220170d329813 100644 --- a/fs/cifs/cifsproto.h +++ b/fs/cifs/cifsproto.h @@ -90,10 +90,10 @@ extern struct oplock_q_entry *AllocOplockQEntry(struct inode *, u16, struct cifsTconInfo *); extern void DeleteOplockQEntry(struct oplock_q_entry *); extern void DeleteTconOplockQEntries(struct cifsTconInfo *); -extern struct timespec cifs_NTtimeToUnix(u64 utc_nanoseconds_since_1601); +extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601); extern u64 cifs_UnixTimeToNT(struct timespec); -extern __le64 cnvrtDosCifsTm(__u16 date, __u16 time); -extern struct timespec cnvrtDosUnixTm(__u16 date, __u16 time); +extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time, + int offset); extern int cifs_posix_open(char *full_path, struct inode **pinode, struct super_block *sb, int mode, int oflags, @@ -108,8 +108,8 @@ extern int cifs_get_inode_info(struct inode **pinode, extern int cifs_get_inode_info_unix(struct inode **pinode, const unsigned char *search_path, struct super_block *sb, int xid); -extern void acl_to_uid_mode(struct inode *inode, const char *path, - const __u16 *pfid); +extern void acl_to_uid_mode(struct cifs_sb_info *cifs_sb, struct inode *inode, + const char *path, const __u16 *pfid); extern int mode_to_acl(struct inode *inode, const char *path, __u64); extern int cifs_mount(struct super_block *, struct cifs_sb_info *, char *, diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index d06260251c304692dc2789c14059170245ad2957..b84c61d5bca419d2ea221484636508f1ddaceaa1 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -524,8 +524,8 @@ CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses) int val, seconds, remain, result; struct timespec ts, utc; utc = CURRENT_TIME; - ts = cnvrtDosUnixTm(le16_to_cpu(rsp->SrvTime.Date), - le16_to_cpu(rsp->SrvTime.Time)); + ts = cnvrtDosUnixTm(rsp->SrvTime.Date, + rsp->SrvTime.Time, 0); cFYI(1, ("SrvTime %d sec since 1970 (utc: %d) diff: %d", (int)ts.tv_sec, (int)utc.tv_sec, (int)(utc.tv_sec - ts.tv_sec))); @@ -2427,8 +2427,7 @@ CIFSSMBUnixQuerySymLink(const int xid, struct cifsTconInfo *tcon, params = 2 /* level */ + 4 /* rsrvd */ + name_len /* incl null */ ; pSMB->TotalDataCount = 0; pSMB->MaxParameterCount = cpu_to_le16(2); - /* BB find exact max data count below from sess structure BB */ - pSMB->MaxDataCount = cpu_to_le16(4000); + pSMB->MaxDataCount = cpu_to_le16(CIFSMaxBufSize); pSMB->MaxSetupCount = 0; pSMB->Reserved = 0; pSMB->Flags = 0; diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 4aa81a507b741110657eeb1e7899235296d829d8..97f4311b9a8ea2f40325ac2fda8a2929153402eb 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -35,6 +35,7 @@ #include #include #include +#include #include #include "cifspdu.h" #include "cifsglob.h" @@ -61,7 +62,6 @@ struct smb_vol { char *domainname; char *UNC; char *UNCip; - char *in6_addr; /* ipv6 address as human readable form of in6_addr */ char *iocharset; /* local code page for mapping to and from Unicode */ char source_rfc1001_name[16]; /* netbios name of client */ char target_rfc1001_name[16]; /* netbios name of server for Win9x/ME */ @@ -827,14 +827,16 @@ cifs_parse_mount_options(char *options, const char *devname, vol->target_rfc1001_name[0] = 0; vol->linux_uid = current_uid(); /* use current_euid() instead? */ vol->linux_gid = current_gid(); - vol->dir_mode = S_IRWXUGO; - /* 2767 perms indicate mandatory locking support */ - vol->file_mode = (S_IRWXUGO | S_ISGID) & (~S_IXGRP); + + /* default to only allowing write access to owner of the mount */ + vol->dir_mode = vol->file_mode = S_IRUGO | S_IXUGO | S_IWUSR; /* vol->retry default is 0 (i.e. "soft" limited retry not hard retry) */ vol->rw = true; /* default is always to request posix paths. */ vol->posix_paths = 1; + /* default to using server inode numbers where available */ + vol->server_ino = 1; if (!options) return 1; @@ -955,10 +957,12 @@ cifs_parse_mount_options(char *options, const char *devname, } strcpy(vol->password, value); } - } else if (strnicmp(data, "ip", 2) == 0) { + } else if (!strnicmp(data, "ip", 2) || + !strnicmp(data, "addr", 4)) { if (!value || !*value) { vol->UNCip = NULL; - } else if (strnlen(value, 35) < 35) { + } else if (strnlen(value, INET6_ADDRSTRLEN) < + INET6_ADDRSTRLEN) { vol->UNCip = value; } else { printk(KERN_WARNING "CIFS: ip address " @@ -1092,17 +1096,17 @@ cifs_parse_mount_options(char *options, const char *devname, return 1; } } else if (strnicmp(data, "uid", 3) == 0) { - if (value && *value) { + if (value && *value) vol->linux_uid = simple_strtoul(value, &value, 0); + } else if (strnicmp(data, "forceuid", 8) == 0) { vol->override_uid = 1; - } } else if (strnicmp(data, "gid", 3) == 0) { - if (value && *value) { + if (value && *value) vol->linux_gid = simple_strtoul(value, &value, 0); + } else if (strnicmp(data, "forcegid", 8) == 0) { vol->override_gid = 1; - } } else if (strnicmp(data, "file_mode", 4) == 0) { if (value && *value) { vol->file_mode = @@ -1315,16 +1319,6 @@ cifs_parse_mount_options(char *options, const char *devname, vol->direct_io = 1; } else if (strnicmp(data, "forcedirectio", 13) == 0) { vol->direct_io = 1; - } else if (strnicmp(data, "in6_addr", 8) == 0) { - if (!value || !*value) { - vol->in6_addr = NULL; - } else if (strnlen(value, 49) == 48) { - vol->in6_addr = value; - } else { - printk(KERN_WARNING "CIFS: ip v6 address not " - "48 characters long\n"); - return 1; - } } else if (strnicmp(data, "noac", 4) == 0) { printk(KERN_WARNING "CIFS: Mount option noac not " "supported. Instead set " diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 302ea15f02e611fb2d254e68740cb8e1cbdd81c2..06866841b97f1b9993ea3dd577f3f4478d06880e 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -241,7 +241,7 @@ static inline int cifs_open_inode_helper(struct inode *inode, struct file *file, /* BB need same check in cifs_create too? */ /* if not oplocked, invalidate inode pages if mtime or file size changed */ - temp = cifs_NTtimeToUnix(le64_to_cpu(buf->LastWriteTime)); + temp = cifs_NTtimeToUnix(buf->LastWriteTime); if (timespec_equal(&file->f_path.dentry->d_inode->i_mtime, &temp) && (file->f_path.dentry->d_inode->i_size == (loff_t)le64_to_cpu(buf->EndOfFile))) { diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 9c869a6dcba18cb496085625386922d8521ef513..fad882b075ba50358b113e58808b9845f6baca4c 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -85,10 +85,10 @@ static void cifs_unix_info_to_inode(struct inode *inode, __u64 num_of_bytes = le64_to_cpu(info->NumOfBytes); __u64 end_of_file = le64_to_cpu(info->EndOfFile); - inode->i_atime = cifs_NTtimeToUnix(le64_to_cpu(info->LastAccessTime)); + inode->i_atime = cifs_NTtimeToUnix(info->LastAccessTime); inode->i_mtime = - cifs_NTtimeToUnix(le64_to_cpu(info->LastModificationTime)); - inode->i_ctime = cifs_NTtimeToUnix(le64_to_cpu(info->LastStatusChange)); + cifs_NTtimeToUnix(info->LastModificationTime); + inode->i_ctime = cifs_NTtimeToUnix(info->LastStatusChange); inode->i_mode = le64_to_cpu(info->Permissions); /* @@ -554,14 +554,11 @@ int cifs_get_inode_info(struct inode **pinode, /* Linux can not store file creation time so ignore it */ if (pfindData->LastAccessTime) - inode->i_atime = cifs_NTtimeToUnix - (le64_to_cpu(pfindData->LastAccessTime)); + inode->i_atime = cifs_NTtimeToUnix(pfindData->LastAccessTime); else /* do not need to use current_fs_time - time not stored */ inode->i_atime = CURRENT_TIME; - inode->i_mtime = - cifs_NTtimeToUnix(le64_to_cpu(pfindData->LastWriteTime)); - inode->i_ctime = - cifs_NTtimeToUnix(le64_to_cpu(pfindData->ChangeTime)); + inode->i_mtime = cifs_NTtimeToUnix(pfindData->LastWriteTime); + inode->i_ctime = cifs_NTtimeToUnix(pfindData->ChangeTime); cFYI(DBG2, ("Attributes came in as 0x%x", attr)); if (adjustTZ && (pTcon->ses) && (pTcon->ses->server)) { inode->i_ctime.tv_sec += pTcon->ses->server->timeAdj; @@ -629,7 +626,7 @@ int cifs_get_inode_info(struct inode **pinode, /* fill in 0777 bits from ACL */ if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_CIFS_ACL) { cFYI(1, ("Getting mode bits from ACL")); - acl_to_uid_mode(inode, full_path, pfid); + acl_to_uid_mode(cifs_sb, inode, full_path, pfid); } #endif if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_UNX_EMUL) { @@ -699,7 +696,7 @@ char *cifs_build_path_to_root(struct cifs_sb_info *cifs_sb) } /* gets root inode */ -struct inode *cifs_iget(struct super_block *sb, unsigned long ino) +struct inode *cifs_root_iget(struct super_block *sb, unsigned long ino) { int xid; struct cifs_sb_info *cifs_sb; diff --git a/fs/cifs/netmisc.c b/fs/cifs/netmisc.c index e2fe998989a381ddc8625fde5334fae628f1dacd..32d6baa0a54fa907963d976c56d75c09d301e055 100644 --- a/fs/cifs/netmisc.c +++ b/fs/cifs/netmisc.c @@ -853,12 +853,12 @@ smbCalcSize_LE(struct smb_hdr *ptr) #define NTFS_TIME_OFFSET ((u64)(369*365 + 89) * 24 * 3600 * 10000000) - /* - * Convert the NT UTC (based 1601-01-01, in hundred nanosecond units) - * into Unix UTC (based 1970-01-01, in seconds). - */ +/* + * Convert the NT UTC (based 1601-01-01, in hundred nanosecond units) + * into Unix UTC (based 1970-01-01, in seconds). + */ struct timespec -cifs_NTtimeToUnix(u64 ntutc) +cifs_NTtimeToUnix(__le64 ntutc) { struct timespec ts; /* BB what about the timezone? BB */ @@ -866,7 +866,7 @@ cifs_NTtimeToUnix(u64 ntutc) /* Subtract the NTFS time offset, then convert to 1s intervals. */ u64 t; - t = ntutc - NTFS_TIME_OFFSET; + t = le64_to_cpu(ntutc) - NTFS_TIME_OFFSET; ts.tv_nsec = do_div(t, 10000000) * 100; ts.tv_sec = t; return ts; @@ -883,16 +883,12 @@ cifs_UnixTimeToNT(struct timespec t) static int total_days_of_prev_months[] = {0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334}; - -__le64 cnvrtDosCifsTm(__u16 date, __u16 time) -{ - return cpu_to_le64(cifs_UnixTimeToNT(cnvrtDosUnixTm(date, time))); -} - -struct timespec cnvrtDosUnixTm(__u16 date, __u16 time) +struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time, int offset) { struct timespec ts; int sec, min, days, month, year; + u16 date = le16_to_cpu(le_date); + u16 time = le16_to_cpu(le_time); SMB_TIME *st = (SMB_TIME *)&time; SMB_DATE *sd = (SMB_DATE *)&date; @@ -933,7 +929,7 @@ struct timespec cnvrtDosUnixTm(__u16 date, __u16 time) days -= ((year & 0x03) == 0) && (month < 2 ? 1 : 0); sec += 24 * 60 * 60 * days; - ts.tv_sec = sec; + ts.tv_sec = sec + offset; /* cFYI(1,("sec after cnvrt dos to unix time %d",sec)); */ diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c index 964e097c82035b75f865275f3f7c6b45b3c69a63..86d0055dc529906df58a3dfddbc4b5601af08d0f 100644 --- a/fs/cifs/readdir.c +++ b/fs/cifs/readdir.c @@ -115,17 +115,6 @@ construct_dentry(struct qstr *qstring, struct file *file, return rc; } -static void AdjustForTZ(struct cifsTconInfo *tcon, struct inode *inode) -{ - if ((tcon) && (tcon->ses) && (tcon->ses->server)) { - inode->i_ctime.tv_sec += tcon->ses->server->timeAdj; - inode->i_mtime.tv_sec += tcon->ses->server->timeAdj; - inode->i_atime.tv_sec += tcon->ses->server->timeAdj; - } - return; -} - - static void fill_in_inode(struct inode *tmp_inode, int new_buf_type, char *buf, unsigned int *pobject_type, int isNewInode) { @@ -150,26 +139,25 @@ static void fill_in_inode(struct inode *tmp_inode, int new_buf_type, allocation_size = le64_to_cpu(pfindData->AllocationSize); end_of_file = le64_to_cpu(pfindData->EndOfFile); tmp_inode->i_atime = - cifs_NTtimeToUnix(le64_to_cpu(pfindData->LastAccessTime)); + cifs_NTtimeToUnix(pfindData->LastAccessTime); tmp_inode->i_mtime = - cifs_NTtimeToUnix(le64_to_cpu(pfindData->LastWriteTime)); + cifs_NTtimeToUnix(pfindData->LastWriteTime); tmp_inode->i_ctime = - cifs_NTtimeToUnix(le64_to_cpu(pfindData->ChangeTime)); + cifs_NTtimeToUnix(pfindData->ChangeTime); } else { /* legacy, OS2 and DOS style */ -/* struct timespec ts;*/ + int offset = cifs_sb->tcon->ses->server->timeAdj; FIND_FILE_STANDARD_INFO *pfindData = (FIND_FILE_STANDARD_INFO *)buf; - tmp_inode->i_mtime = cnvrtDosUnixTm( - le16_to_cpu(pfindData->LastWriteDate), - le16_to_cpu(pfindData->LastWriteTime)); - tmp_inode->i_atime = cnvrtDosUnixTm( - le16_to_cpu(pfindData->LastAccessDate), - le16_to_cpu(pfindData->LastAccessTime)); - tmp_inode->i_ctime = cnvrtDosUnixTm( - le16_to_cpu(pfindData->LastWriteDate), - le16_to_cpu(pfindData->LastWriteTime)); - AdjustForTZ(cifs_sb->tcon, tmp_inode); + tmp_inode->i_mtime = cnvrtDosUnixTm(pfindData->LastWriteDate, + pfindData->LastWriteTime, + offset); + tmp_inode->i_atime = cnvrtDosUnixTm(pfindData->LastAccessDate, + pfindData->LastAccessTime, + offset); + tmp_inode->i_ctime = cnvrtDosUnixTm(pfindData->LastWriteDate, + pfindData->LastWriteTime, + offset); attr = le16_to_cpu(pfindData->Attributes); allocation_size = le32_to_cpu(pfindData->AllocationSize); end_of_file = le32_to_cpu(pfindData->DataSize); @@ -331,11 +319,11 @@ static void unix_fill_in_inode(struct inode *tmp_inode, local_size = tmp_inode->i_size; tmp_inode->i_atime = - cifs_NTtimeToUnix(le64_to_cpu(pfindData->LastAccessTime)); + cifs_NTtimeToUnix(pfindData->LastAccessTime); tmp_inode->i_mtime = - cifs_NTtimeToUnix(le64_to_cpu(pfindData->LastModificationTime)); + cifs_NTtimeToUnix(pfindData->LastModificationTime); tmp_inode->i_ctime = - cifs_NTtimeToUnix(le64_to_cpu(pfindData->LastStatusChange)); + cifs_NTtimeToUnix(pfindData->LastStatusChange); tmp_inode->i_mode = le64_to_cpu(pfindData->Permissions); /* since we set the inode type below we need to mask off type