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* fix up kerneldoc in fs/ioctl.c a little bitChristoph Hellwig2008-02-091-4/+4
| | | | | | | | | | | - remove non-standard in/out markers - use tabs for formatting Signed-off-by: Christoph Hellwig <hch@lst.de> Cc: "Randy.Dunlap" <rdunlap@xenotime.net> Cc: Erez Zadok <ezk@cs.sunysb.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* UML: fix hostfs buildJiri Kosina2008-02-091-0/+1
| | | | | | | | | | | | | /home/bunk/linux/kernel-2.6/git/linux-2.6/fs/hostfs/hostfs_kern.c: In function 'hostfs_show_options': /home/bunk/linux/kernel-2.6/git/linux-2.6/fs/hostfs/hostfs_kern.c:328: error: dereferencing pointer to incomplete type We need to include mount.h to get vfsmount. Signed-off-by: Jiri Kosina <jkosina@suse.cz> Reported-by: Adrian Bunk <bunk@stusta.de> Cc: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* revert "proc: fix the threaded proc self"Andrew Morton2008-02-081-6/+6
| | | | | | | | | | | | | | | | Revert commit c6caeb7c4544608e8ae62731334661fc396c7f85 ("proc: fix the threaded /proc/self"), since Eric says "The patch really is wrong. There is at least one corner case in procps that cares." Cc: Eric W. Biederman <ebiederm@xmission.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: "Guillaume Chazarain" <guichaz@yahoo.fr> Cc: "Pavel Emelyanov" <xemul@openvz.org> Cc: "Rafael J. Wysocki" <rjw@sisk.pl> Cc: Oleg Nesterov <oleg@tv-sign.ru> Cc: Roland McGrath <roland@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-blockLinus Torvalds2008-02-081-5/+26
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 'for-linus' of git://git.kernel.dk/linux-2.6-block: Enhanced partition statistics: documentation update Enhanced partition statistics: remove old partition statistics Enhanced partition statistics: procfs Enhanced partition statistics: sysfs Enhanced partition statistics: aoe fix Enhanced partition statistics: update partition statitics Enhanced partition statistics: core statistics block: fixup rq_init() a bit Manually fixed conflict in drivers/block/aoe/aoecmd.c due to statistics support.
| * Enhanced partition statistics: remove old partition statisticsJerome Marchand2008-02-081-2/+0
| | | | | | | | | | | | | | Removes the now unused old partition statistic code. Signed-off-by: Jerome Marchand <jmarchan@redhat.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
| * Enhanced partition statistics: sysfsJerome Marchand2008-02-081-3/+19
| | | | | | | | | | | | Reports enhanced partition statistics in sysfs. Signed-off-by: Jerome Marchand <jmarchan@redhat.com>
| * Enhanced partition statistics: update partition statiticsJerome Marchand2008-02-081-0/+7
| | | | | | | | | | | | | | | | Updates the enhanced partition statistics in generic block layer besides the disk statistics. Signed-off-by: Jerome Marchand <jmarchan@redhat.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
* | Merge branch 'for-linus' of ↵Linus Torvalds2008-02-0817-225/+235
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/teigland/dlm * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/dlm: dlm: add __init and __exit marks to init and exit functions dlm: eliminate astparam type casting dlm: proper types for asts and basts dlm: dlm/user.c input validation fixes dlm: fix dlm_dir_lookup() handling of too long names dlm: fix overflows when copying from ->m_extra to lvb dlm: make find_rsb() fail gracefully when namelen is too large dlm: receive_rcom_lock_args() overflow check dlm: verify that places expecting rcom_lock have packet long enough dlm: validate data in dlm_recover_directory() dlm: missing length check in check_config() dlm: use proper type for ->ls_recover_buf dlm: do not byteswap rcom_config dlm: do not byteswap rcom_lock dlm: dlm_process_incoming_buffer() fixes dlm: use proper C for dlm/requestqueue stuff (and fix alignment bug)
| * | dlm: add __init and __exit marks to init and exit functionsDenis Cheng2008-02-066-7/+7
| | | | | | | | | | | | | | | | | | | | | | | | it moves 365 bytes from .text to .init.text, and 30 bytes from .text to .exit.text, saves memory. Signed-off-by: Denis Cheng <crquan@gmail.com> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: eliminate astparam type castingDavid Teigland2008-02-066-22/+18
| | | | | | | | | | | | | | | | | | | | | Put lkb_astparam in a union with a dlm_user_args pointer to eliminate a lot of type casting. Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: proper types for asts and bastsDavid Teigland2008-02-064-33/+44
| | | | | | | | | | | | | | | | | | | | | Use proper types for ast and bast functions, and use consistent type for ast param. Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: dlm/user.c input validation fixesAl Viro2008-02-041-11/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | a) in device_write(): add sentinel NUL byte, making sure that lspace.name will be NUL-terminated b) in compat_input() be keep it simple about the amounts of data we are copying. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: fix dlm_dir_lookup() handling of too long namesAl Viro2008-02-041-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | ... those can happen and BUG() from DLM_ASSERT() in allocate_direntry() is not a good way to handle them. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: fix overflows when copying from ->m_extra to lvbAl Viro2008-02-041-0/+4
| | | | | | | | | | | | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: make find_rsb() fail gracefully when namelen is too largeAl Viro2008-02-041-1/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We *can* get there from receive_request() and dlm_recover_master_copy() with namelen too large if incoming request is invalid; BUG() from DLM_ASSERT() in allocate_rsb() is a bit excessive reaction to that and in case of dlm_recover_master_copy() we would actually oops before that while calculating hash of up to 64Kb worth of data - with data actually being 64 _bytes_ in kmalloc()'ed struct. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: receive_rcom_lock_args() overflow checkAl Viro2008-02-041-3/+4
| | | | | | | | | | | | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: verify that places expecting rcom_lock have packet long enoughAl Viro2008-02-042-1/+14
| | | | | | | | | | | | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: validate data in dlm_recover_directory()Al Viro2008-02-041-3/+20
| | | | | | | | | | | | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: missing length check in check_config()Al Viro2008-02-041-0/+7
| | | | | | | | | | | | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: use proper type for ->ls_recover_bufAl Viro2008-02-044-9/+10
| | | | | | | | | | | | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: do not byteswap rcom_configAl Viro2008-02-043-30/+11
| | | | | | | | | | | | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: do not byteswap rcom_lockAl Viro2008-02-044-76/+39
| | | | | | | | | | | | | | | Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: dlm_process_incoming_buffer() fixesAl Viro2008-02-044-24/+36
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * check that length is large enough to cover the non-variable part of message or rcom resp. (after checking that it's large enough to cover the header, of course). * kill more pointless casts Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
| * | dlm: use proper C for dlm/requestqueue stuff (and fix alignment bug)Al Viro2008-02-043-8/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | a) don't cast the pointer to dlm_header *, we use it as dlm_message * anyway. b) we copy the message into a queue element, then pass the pointer to copy to dlm_receive_message_saved(); declare it properly to make sure that we have the right alignment. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David Teigland <teigland@redhat.com>
* | | splice: missing user pointer access verificationJens Axboe2008-02-081-0/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | vmsplice_to_user() must always check the user pointer and length with access_ok() before copying. Likewise, for the slow path of copy_from_user_mmap_sem() we need to check that we may read from the user region. Signed-off-by: Jens Axboe <jens.axboe@oracle.com> Cc: Wojciech Purczynski <cliph@research.coseinc.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | quota: turn quotas off when remounting read-onlyJan Kara2008-02-081-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Turn off quotas before filesystem is remounted read only. Otherwise quota will try to write to read-only filesystem which does no good... We could also just refuse to remount ro when quota is enabled but turning quota off is consistent with what we do on umount. Signed-off-by: Jan Kara <jack@suse.cz> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | ext3 can fail badly when device stops accepting BIO_RW_BARRIER requestsNeil Brown2008-02-081-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Some devices - notably dm and md - can change their behaviour in response to BIO_RW_BARRIER requests. They might start out accepting such requests but on reconfiguration, they find out that they cannot any more. ext3 (and other filesystems) deal with this by always testing if BIO_RW_BARRIER requests fail with EOPNOTSUPP, and retrying the write requests without the barrier (probably after waiting for any pending writes to complete). However there is a bug in the handling for this for ext3. When ext3 (jbd actually) decides to submit a BIO_RW_BARRIER request, it sets the buffer_ordered flag on the buffer head. If the request completes successfully, the flag STAYS SET. Other code might then write the same buffer_head after the device has been reconfigured to not accept barriers. This write will then fail, but the "other code" is not ready to handle EOPNOTSUPP errors and the error will be treated as fatal. This can be seen without having to reconfigure a device at exactly the wrong time by putting: if (buffer_ordered(bh)) printk("OH DEAR, and ordered buffer\n"); in the while loop in "commit phase 5" of journal_commit_transaction. If it ever prints the "OH DEAR ..." message (as it does sometimes for me), then that request could (in different circumstances) have failed with EOPNOTSUPP, but that isn't tested for. My proposed fix is to clear the buffer_ordered flag after it has been used, as in the following patch. Signed-off-by: Neil Brown <neilb@suse.de> Cc: <linux-ext4@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | reduce large do_mount stack usage with noinlinesEric Sandeen2008-02-081-5/+13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | do_mount() uses a whopping 616 bytes of stack on x86_64 in 2.6.24-mm1, largely thanks to gcc inlining the various helper functions. noinlining these can slim it down a lot; on my box this patch gets it down to 168, which is mostly the struct nameidata nd; left on the stack. These functions are called only as do_mount() helpers; none of them should be in any path that would see a performance benefit from inlining... Signed-off-by: Eric Sandeen <sandeen@redhat.com> Cc: Arjan van de Ven <arjan@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | fs/char_dev.c: chrdev_open marked static and removed from fs.hDenis Cheng2008-02-081-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | There is an outdated comment in serial_core.c also fixed. Signed-off-by: Denis Cheng <crquan@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | buffer_head: fix private_list handlingJan Kara2008-02-081-4/+19
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | There are two possible races in handling of private_list in buffer cache. 1) When fsync_buffers_list() processes a private_list, it clears b_assoc_mapping and moves buffer to its private list. Now drop_buffers() comes, sees a buffer is on list so it calls __remove_assoc_queue() which complains about b_assoc_mapping being cleared (as it cannot propagate possible IO error). This race has been actually observed in the wild. 2) When fsync_buffers_list() processes a private_list, mark_buffer_dirty_inode() can be called on bh which is already on the private list of fsync_buffers_list(). As buffer is on some list (note that the check is performed without private_lock), it is not readded to the mapping's private_list and after fsync_buffers_list() finishes, we have a dirty buffer which should be on private_list but it isn't. This race has not been reported, probably because most (but not all) callers of mark_buffer_dirty_inode() hold i_mutex and thus are serialized with fsync(). Fix these issues by not clearing b_assoc_map when fsync_buffers_list() moves buffer to a dedicated list and by reinserting buffer in private_list when it is found dirty after we have submitted buffer for IO. We also change the tests whether a buffer is on a private list from !list_empty(&bh->b_assoc_buffers) to bh->b_assoc_map so that they are single word reads and hence lockless checks are safe. Signed-off-by: Jan Kara <jack@suse.cz> Cc: Nick Piggin <npiggin@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | Remove a.out interpreter support in ELF loaderAndi Kleen2008-02-081-152/+21
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Following the deprecation schedule the a.out ELF interpreter support is removed now with this patch. a.out ELF interpreters were an transition feature for moving a.out systems to ELF, but they're unlikely to be still needed. Pure a.out systems will still work of course. This allows to simplify the hairy ELF loader. Signed-off-by: Andi Kleen <ak@suse.de> Cc: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix udfMiklos Szeredi2008-02-082-4/+72
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to udf. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Acked-by: Cyrill Gorcunov <gorcunov@gmail.com> Acked-by: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix reiserfsMiklos Szeredi2008-02-081-12/+26
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to reiserfs. Use generic_show_options() and save the complete option string in reiserfs_fill_super() and reiserfs_remount(). Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix ncpfsMiklos Szeredi2008-02-081-4/+45
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to ncpfs. Small fix: add FS_BINARY_MOUNTDATA to the filesystem type flags, since it can take binary data, as well as text (similarly to NFS). Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix isofsMiklos Szeredi2008-02-081-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to isofs. Use generic_show_options() and save the complete option string in isofs_fill_super(). Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Acked-by: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix hugetlbfsMiklos Szeredi2008-02-081-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to hugetlbfs. Use generic_show_options() and save the complete option string in hugetlbfs_fill_super(). Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Cc: Adam Litke <agl@us.ibm.com> Cc: Badari Pulavarty <pbadari@us.ibm.com> Cc: Ken Chen <kenchen@google.com> Cc: William Lee Irwin III <wli@holomorphy.com> Cc: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix hpfsMiklos Szeredi2008-02-081-3/+14
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to hpfs. Use generic_show_options() and save the complete option string in hpfs_fill_super() and hpfs_remount_fs(). Also add a small fix: hpfs_remount_fs() should return -EINVAL on error, instead of 1, which is not an error value. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Cc: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix hostfsMiklos Szeredi2008-02-081-0/+14
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add the "host path" option to /proc/mounts for UML hostfs filesystems. The mount source (mnt_devname) should really be used for this, but not easy to change now in a backward compatible way. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Cc: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix fuseMiklos Szeredi2008-02-081-1/+6
| | | | | | | | | | | | | | | | | | | | | | | | Add blksize= option to /proc/mounts for fuseblk filesystems. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix fatMiklos Szeredi2008-02-081-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | Add flush option to /proc/mounts for msdos and vfat filesystems. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Acked-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix ext2Miklos Szeredi2008-02-081-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | Add noreservation option to /proc/mounts for ext2 filesystems. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Acked-by: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix devptsMiklos Szeredi2008-02-081-3/+18
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to devpts. Small cleanup: when parsing the "mode" option, mask with S_IALLUGO instead of ~S_IFMT. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Acked-by: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix befsMiklos Szeredi2008-02-081-1/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to befs. Use generic_show_options() and save the complete option string in befs_fill_super(). Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Cc: Sergey S. Kostyliov <rathamahata@php4.ru> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix autofsMiklos Szeredi2008-02-081-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to autofs. Use generic_show_options() and save the complete option string in autofs_fill_super(). Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Acked-by: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix autofs4Miklos Szeredi2008-02-081-0/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | Add uid= and gid= options to /proc/mounts for autofs4 filesystems. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Acked-by: Ian Kent <raven@themaw.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix afsMiklos Szeredi2008-02-081-0/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to afs. Use generic_show_options() and save the complete option string in afs_get_sb(). Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Cc: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix affsMiklos Szeredi2008-02-081-2/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to affs. Use generic_show_options() and save the complete option string in affs_fill_super() and affs_remount(). Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Cc: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: fix adfsMiklos Szeredi2008-02-081-2/+24
| | | | | | | | | | | | | | | | | | | | | | | | | | | Add a .show_options super operation to adfs. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | mount options: add generic_show_options()Miklos Szeredi2008-02-082-5/+45
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a new s_options field to struct super_block. Filesystems can save mount options passed to them in mount or remount. It is automatically freed when the superblock is destroyed. A new helper function, generic_show_options() is introduced, which uses this field to display the mount options in /proc/mounts. Another helper function, save_mount_options() may be used by filesystems to save the options in the super block. Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | drop linux/ufs_fs.h from userspace export and relocate it to fs/ufs/ufs_fs.hMike Frysinger2008-02-0812-11/+960
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Per previous discussions about cleaning up ufs_fs.h, people just want this straight up dropped from userspace export. The only remaining consumer (silo) has been fixed a while ago to not rely on this header. This allows use to move it completely from include/linux/ to fs/ufs/ seeing as how the only in-kernel consumer is fs/ufs/. Signed-off-by: Mike Frysinger <vapier@gentoo.org> Cc: Jan Kara <jack@ucw.cz> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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