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2010-08-029p: strlen() doesn't count the terminatorDan Carpenter
This is an off by one bug because strlen() doesn't count the NULL terminator. We strcpy() addr into a fixed length array of size UNIX_PATH_MAX later on. The addr variable is the name of the device being mounted. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2010-08-02virtio_9p.h needs <linux/types.h>Fang Wenqi
Found with makes headers_check: include/linux/virtio_9p.h:15: found __[us]{8,16,32,64} type without #include <linux/types.h> Signed-off-by: Fang Wenqi <antonf@turbolinux.com.cn> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
2010-08-02netfilter: nf_nat: don't check if the tuple is unique when there isn't any ↵Changli Gao
other choice The tuple got from unique_tuple() doesn't need to be really unique, so the check for the unique tuple isn't necessary, when there isn't any other choice. Eliminating the unnecessary nf_nat_used_tuple() can save some CPU cycles too. Signed-off-by: Changli Gao <xiaosuo@gmail.com> Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-08-02Merge branch 'v2.6.35'Alex Elder
2010-08-02netfilter: nf_nat: make unique_tuple return voidChangli Gao
The only user of unique_tuple() get_unique_tuple() doesn't care about the return value of unique_tuple(), so make unique_tuple() return void (nothing). Signed-off-by: Changli Gao <xiaosuo@gmail.com> Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-08-02netfilter: nf_nat: use local variable hdrlenChangli Gao
Use local variable hdrlen instead of ip_hdrlen(skb). Signed-off-by: Changli Gao <xiaosuo@gmail.com> Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-08-02ipvs: provide default ip_vs_conn_{in,out}_get_protoSimon Horman
This removes duplicate code by providing a default implementation which is used by 3 of the 4 modules that provide these call. Signed-off-by: Simon Horman <horms@verge.net.au> Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-08-02ipvs: remove EXPERIMENTAL tagSimon Horman
IPVS was merged into the kernel quite a long time ago and has been seeing wide-spread production use for even longer. It seems appropriate for it to be no longer tagged as EXPERIMENTAL Signed-off-as: Simon Horman <horms@verge.net.au> Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-08-02netfilter: nf_conntrack_extend: introduce __nf_ct_ext_exist()Changli Gao
some users of nf_ct_ext_exist() know ct->ext isn't NULL. For these users, the check for ct->ext isn't necessary, the function __nf_ct_ext_exist() can be used instead. the type of the return value of nf_ct_ext_exist() is changed to bool. Signed-off-by: Changli Gao <xiaosuo@gmail.com> Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-08-02netfilter: {ip,ip6,arp}_tables: dont block bottom half more than necessaryEric Dumazet
We currently disable BH for the whole duration of get_counters() On machines with a lot of cpus and large tables, this might be too long. We can disable preemption during the whole function, and disable BH only while fetching counters for the current cpu. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-08-02udf: super.c Fix warning: variable 'sbi' set but not usedJustin P. Mattock
This fixes this warning when building the kernel: CC fs/udf/super.o fs/udf/super.c: In function 'udf_load_sequence': fs/udf/super.c:1582:22: warning: variable 'sbi' set but not used Please have a look, when you have time and let me know. Signed-off-by: Justin P. Mattock <justinmattock@gmail.com> Signed-off-by: Jan Kara <jack@suse.cz>
2010-08-02udf: remove duplicated #includeHuang Weiyi
Remove duplicated #include('s) in fs/udf/file.c Signed-off-by: Huang Weiyi <weiyi.huang@gmail.com> Signed-off-by: Jan Kara <jack@suse.cz>
2010-08-02ALSA: hda - Do not try to create speaker NIDs for ALC268 if there aren't anyDavid Henningsson
Signed-off-by: David Henningsson <david.henningsson@canonical.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2010-08-02omap3: add support for NAND on LDP boardSukumar Ghorai
patch adds NAND support to LDP board. Signed-off-by: Vimal Singh <vimalsingh@ti.com> Signed-off-by: Sukumar Ghorai <s-ghorai@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
2010-08-02omap-3630-sdp : Add support for FlashSukumar Ghorai
add support for NAND, OneNAND, NOR on omap 3630-sdp board. Signed-off-by: Sukumar Ghorai <s-ghorai@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
2010-08-02omap3: add support for NAND on zoom3 boardSukumar Ghorai
patch adds NAND support to zoom3 board. Signed-off-by: Sukumar Ghorai <s-ghorai@ti.com> Signed-off-by: Vimal Singh <vimalsingh@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
2010-08-02omap3: add support for NAND on zoom2 boardSukumar Ghorai
This patch adds NAND support to ZOOM2 board. Signed-off-by: Sukumar Ghorai <s-ghorai@ti.com> Signed-off-by: Vimal Singh <vimalsingh@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
2010-08-02omap3 flash: rename board-sdp-flash.c to be use by other boardsSukumar Ghorai
rename board-sdp-flash.c(board-flash.c) and board-sdp.h(board-flash.h) to used by other board e.g. zoom Signed-off-by: Sukumar Ghorai <s-ghorai@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
2010-08-02jbd2: Use atomic variables to avoid taking t_handle_lock in jbd2_journal_stopTheodore Ts'o
By using an atomic_t for t_updates and t_outstanding credits, this should allow us to not need to take transaction t_handle_lock in jbd2_journal_stop(). Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2010-08-02omap3 nand: fix issue in board file to detect nandSukumar Ghorai
Board file modified for not to provide gpmc phys_base address to nand driver. The gpmc_nand_init funciton is now used to detect the nand and required to adopt _prob function as in nand/omap2.c Signed-off-by: Sukumar Ghorai <s-ghorai@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
2010-08-02cifs: fsc should not default to "on"Jeff Layton
I'm not sure why this was merged with this flag hardcoded on, but it seems quite dangerous. Turn it off. Also, mount.cifs hands unrecognized options off to the kernel so there should be no need for changes there in order to support this. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02[CIFS] remove redundant path walking in dfs_do_refmountSteve French
Reviewed-by: Dave Howells <dhowells@redhat.com> Signed-off-by: Igor Mammedov <niallain@gmail.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: ignore the "mand", "nomand" and "_netdev" mount optionsJeff Layton
These are all handled by the userspace mount programs, but older versions of mount.cifs also handed them off to the kernel. Ignore them. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: map NT_STATUS_ERROR_WRITE_PROTECTED to -EROFSJeff Layton
Seems like a more sensible mapping than -EIO. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: don't allow cifs_iget to match inodes of the wrong typeJeff Layton
If the type is different from what we think it should be, then don't match the existing inode. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02[CIFS] relinquish fscache cookie before freeing CIFSTconInfoSteve French
Doh, fix a use after free bug. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Reviewed-and-Tested-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: add separate cred_uid field to sesInfoJeff Layton
Right now, there's no clear separation between the uid that owns the credentials used to do the mount and the overriding owner of the files on that mount. Add a separate cred_uid field that is set to the real uid of the mount user. Unlike the linux_uid, the uid= option does not override this parameter. The parm is sent to cifs.upcall, which can then preferentially use the creduid= parm instead of the uid= parm for finding credentials. This is not the only way to solve this. We could try to do all of this in kernel instead by having a module parameter that affects what gets passed in the uid= field of the upcall. That said, we have a lot more flexibility to change things in userspace so I think it probably makes sense to do it this way. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02fs: cifs: check kmalloc() resultKulikov Vasiliy
If kmalloc() fails exit with -ENOMEM. Signed-off-by: Kulikov Vasiliy <segooon@gmail.com> Acked-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com> Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02[CIFS] Missing ifdefSteve French
Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02[CIFS] Missing line from previous commitSteve French
CC: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02[CIFS] Fix build break when CONFIG_CIFS_FSCACHE disabledSteve French
CC: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: add mount option to enable local cachingSuresh Jayaraman
Add a mount option 'fsc' to enable local caching on CIFS. I considered adding a separate debug bit for caching, but it appears that debugging would be relatively easier with the normal CIFS_INFO level. As the cifs-utils (userspace) changes are not done yet, this patch enables 'fsc' by default to enable testing. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: read pages from FS-CacheSuresh Jayaraman
Read pages from a FS-Cache data storage object into a CIFS inode. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: store pages into local cacheSuresh Jayaraman
Store pages from an CIFS inode into the data storage object associated with that inode. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: FS-Cache page managementSuresh Jayaraman
Takes care of invalidation and release of FS-Cache marked pages and also invalidation of the FsCache page flag when the inode is removed. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: define inode-level cache object and register themSuresh Jayaraman
Define inode-level data storage objects (managed by cifsInodeInfo structs). Each inode-level object is created in a super-block level object and is itself a data storage object in to which pages from the inode are stored. The inode object is keyed by UniqueId. The coherency data being used is LastWriteTime, LastChangeTime and end of file reported by the server. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: define superblock-level cache index objects and register themSuresh Jayaraman
Define superblock-level cache index objects (managed by cifsTconInfo structs). Each superblock object is created in a server-level index object and in itself an index into which inode-level objects are inserted. The superblock object is keyed by sharename. The UniqueId/IndexNumber is used to validate that the exported share is the same since we accessed it last time. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: remove unused cifsUidInfo structJeff Layton
Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: clean up cifs_find_smb_ses (try #2)Jeff Layton
This patch replaces the earlier patch by the same name. The only difference is that MAX_PASSWORD_SIZE has been increased to attempt to match the limits that windows enforces. Do a better job of matching sessions by authtype. Matching by username for a Kerberos session is incorrect, and anonymous sessions need special handling. Also, in the case where we do match by username, we also need to match by password. That ensures that someone else doesn't "borrow" an existing session without needing to know the password. Finally, passwords can be longer than 16 bytes. Bump MAX_PASSWORD_SIZE to 512 to match the size that the userspace mount helper allows. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: match secType when searching for existing tcp sessionJeff Layton
The secType is a per-tcp session entity, but the current routine doesn't verify that it is acceptible when attempting to match an existing TCP session. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: move address comparison into separate functionJeff Layton
Move the address comparator out of cifs_find_tcp_session and into a separate function for cleanliness. Also change the argument to that function to a "struct sockaddr" pointer. Passing pointers to sockaddr_storage is a little odd since that struct is generally for declaring static storage. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: set the port in sockaddr in a more clearly defined fashionJeff Layton
This patch should replace the patch I sent a couple of weeks ago to set the port in cifs_convert_address. Currently we set this in cifs_find_tcp_session, but that's more of a side effect than anything. Add a new function called cifs_fill_sockaddr. Have it call cifs_convert_address and then set the port. This also allows us to skip passing in the port as a separate parm to cifs_find_tcp_session. Also, change cifs_convert_address take a struct sockaddr * rather than void * to make it clearer how this function should be called. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: define server-level cache index objects and register themSuresh Jayaraman
Define server-level cache index objects (as managed by TCP_ServerInfo structs) and register then with FS-Cache. Each server object is created in the CIFS top-level index object and is itself an index into which superblock-level objects are inserted. The server objects are now keyed by {IPaddress,family,port} tuple. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: register CIFS for cachingSuresh Jayaraman
Define CIFS for FS-Cache and register for caching. Upon registration the top-level index object cookie will be stuck to the netfs definition by FS-Cache. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02fs/cifs: Remove unnecessary casts of private_dataJoe Perches
Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: add kernel config option for CIFS Client caching supportSuresh Jayaraman
Add a kernel config option to enable local caching for CIFS. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: remove unused ip_address field in struct TCP_Server_InfoSuresh Jayaraman
The ip_address field is not used and seems redundant as there is union addr already and I don't see any future use as well. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: remove an potentially confusing, obsolete commentSuresh Jayaraman
The recent commit 6ca9f3bae8b1854794dfa63cdd3b88b7dfe24c13 modified the code so that filp is full instantiated whenever the file is created and passed back. The below comment is no longer true, remove it. Cc: Jeff Layton <jlayton@redhat.com> Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02cifs: guard cifsglob.h against multiple inclusionSuresh Jayaraman
Add conditional compile macros to guard the header file against multiple inclusion. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
2010-08-02omap3 nand: cleanup virtual address usagesSukumar Ghorai
This patch removes direct reference of gpmc address from generic nand platform code. Nand platform code now uses wrapper functions which are implemented in gpmc module. Signed-off-by: Sukumar Ghorai <s-ghorai@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>