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2006-03-23Merge git://git.kernel.org/pub/scm/linux/kernel/git/aia21/ntfs-2.6Linus Torvalds17-213/+289
* git://git.kernel.org/pub/scm/linux/kernel/git/aia21/ntfs-2.6: NTFS: 2.1.27 - Various bug fixes and cleanups. NTFS: Semaphore to mutex conversion. NTFS: Handle the recently introduced -ENAMETOOLONG return value from NTFS: Add a missing call to flush_dcache_mft_record_page() in NTFS: Fix a bug in fs/ntfs/inode.c::ntfs_read_locked_index_inode() where we NTFS: Improve comments on file attribute flags in fs/ntfs/layout.h. NTFS: Limit name length in fs/ntfs/unistr.c::ntfs_nlstoucs() to maximum NTFS: Remove all the make_bad_inode() calls. This should only be called NTFS: Add support for sparse files which have a compression unit of 0. NTFS: Fix comparison of $MFT and $MFTMirr to not bail out when there are NTFS: Use buffer_migrate_page() for the ->migratepage function of all ntfs NTFS: Fix a buggette in an "should be impossible" case handling where we NTFS: Fix an (innocent) off-by-one error in the runlist code. NTFS: Fix two compiler warnings on Alpha. Thanks to Andrew Morton for
2006-03-23Merge branch 'blktrace' of git://brick.kernel.dk/data/git/linux-2.6-blockLinus Torvalds10-1290/+5
* 'blktrace' of git://brick.kernel.dk/data/git/linux-2.6-block: [PATCH] Block queue IO tracing support (blktrace) as of 2006-03-23 [PATCH] relay: consolidate sendfile() and read() code [PATCH] relay: add sendfile() support [PATCH] relay: migrate from relayfs to a generic relay API
2006-03-23Merge git://oss.sgi.com:8090/oss/git/xfs-2.6Linus Torvalds68-3118/+4902
* git://oss.sgi.com:8090/oss/git/xfs-2.6: (71 commits) [XFS] Sync up one/two other minor changes missed in previous merges. [XFS] Reenable the noikeep (delete inode cluster space) option by default. [XFS] Check that a page has dirty buffers before finding it acceptable for [XFS] Fixup naming inconsistencies found by Pekka Enberg and one from Jan [XFS] Explain the race closed by the addition of vn_iowait() to the start [XFS] Fixing the error caused by the conflict between DIO Write's [XFS] Fixing KDB's xrwtrc command, also added the current process id into [XFS] Fix compiler warning from xfs_file_compat_invis_ioctl prototype. [XFS] remove bogus INT_GET for u8 variables in xfs_dir_leaf.c [XFS] endianess annotations for xfs_da_node_hdr_t [XFS] endianess annotations for xfs_da_node_entry_t [XFS] store xfs_attr_inactive_list_t in native endian [XFS] store xfs_attr_sf_sort in native endian [XFS] endianess annotations for xfs_attr_shortform_t [XFS] endianess annotations for xfs_attr_leaf_name_remote_t [XFS] endianess annotations for xfs_attr_leaf_name_local_t [XFS] endianess annotations for xfs_attr_leaf_entry_t [XFS] endianess annotations for xfs_attr_leaf_hdr_t [XFS] remove bogus INT_GET on u8 variables in xfs_dir2_block.c [XFS] endianess annotations for xfs_da_blkinfo_t ...
2006-03-23[PATCH] Block queue IO tracing support (blktrace) as of 2006-03-23Jens Axboe2-0/+5
Signed-off-by: Jens Axboe <axboe@suse.de>
2006-03-23[PATCH] relay: migrate from relayfs to a generic relay APIJens Axboe8-1290/+0
Original patch from Paul Mundt, sysfs parts removed by me since they were broken. Signed-off-by: Jens Axboe <axboe@suse.de>
2006-03-23Merge branch 'master' of /usr/src/ntfs-2.6/Anton Altaparmakov64-661/+615
2006-03-23NTFS: 2.1.27 - Various bug fixes and cleanups.Anton Altaparmakov1-1/+1
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23NTFS: Semaphore to mutex conversion.Ingo Molnar8-69/+71
The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23NTFS: Handle the recently introduced -ENAMETOOLONG return value fromAnton Altaparmakov2-5/+6
fs/ntfs/unistr.c::ntfs_nlstoucs() in fs/ntfs/namei.c::ntfs_lookup(). Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23NTFS: Add a missing call to flush_dcache_mft_record_page() inAnton Altaparmakov2-3/+8
fs/ntfs/inode.c::ntfs_write_inode(). Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23NTFS: Fix a bug in fs/ntfs/inode.c::ntfs_read_locked_index_inode() where weAnton Altaparmakov3-19/+15
forgot to update a temporary variable so loading index inodes which have an index allocation attribute failed. Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23NTFS: Improve comments on file attribute flags in fs/ntfs/layout.h.Anton Altaparmakov2-13/+13
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23NTFS: Limit name length in fs/ntfs/unistr.c::ntfs_nlstoucs() to maximumAnton Altaparmakov2-19/+35
allowed by NTFS, i.e. 255 Unicode characters, not including the terminating NULL (which is not stored on disk). Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23NTFS: Remove all the make_bad_inode() calls. This should only be calledAnton Altaparmakov6-23/+5
from read inode and new inode code paths. Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23NTFS: Add support for sparse files which have a compression unit of 0.Anton Altaparmakov4-38/+75
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23[PATCH] reduce size of bio mempoolsBenjamin LaHaise1-4/+4
The biovec default mempool limit of 256 entries results in over 3MB of RAM being permanently pinned, even on systems with only 128MB of RAM. Since mempool tries to allocate from the system pool first, it makes sense to reduce the size of the mempool fallbacks to a more reasonable limit of 1-5 entries -- enough for the system to be able to make progress even under load. Signed-off-by: Benjamin LaHaise <bcrl@kvack.org> Acked-by: Jens Axboe <axboe@suse.de> Cc: Matt Mackall <mpm@selenic.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] more for_each_cpu() conversionsAndrew Morton2-7/+3
When we stop allocating percpu memory for not-possible CPUs we must not touch the percpu data for not-possible CPUs at all. The correct way of doing this is to test cpu_possible() or to use for_each_cpu(). This patch is a kernel-wide sweep of all instances of NR_CPUS. I found very few instances of this bug, if any. But the patch converts lots of open-coded test to use the preferred helper macros. Cc: Mikael Starvik <starvik@axis.com> Cc: David Howells <dhowells@redhat.com> Acked-by: Kyle McMartin <kyle@parisc-linux.org> Cc: Anton Blanchard <anton@samba.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Paul Mundt <lethal@linux-sh.org> Cc: "David S. Miller" <davem@davemloft.net> Cc: William Lee Irwin III <wli@holomorphy.com> Cc: Andi Kleen <ak@muc.de> Cc: Christian Zankel <chris@zankel.net> Cc: Philippe Elie <phil.el@wanadoo.fr> Cc: Nathan Scott <nathans@sgi.com> Cc: Jens Axboe <axboe@suse.de> Cc: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] get_empty_filp tweaks, inline epoll_init_file()Benjamin LaHaise2-13/+6
Eliminate a handful of cache references by keeping current in a register instead of reloading (helps x86) and avoiding the overhead of a function call. Inlining eventpoll_init_file() saves 24 bytes. Also reorder file initialization to make writes occur more sequentially. Signed-off-by: Benjamin LaHaise <bcrl@linux.intel.com> Cc: Davide Libenzi <davidel@xmailserver.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] fs/*/file.c: drop insane header dependenciesAlexey Dobriyan3-18/+0
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] devpts: use lib/parser.c for parsing mount optionsDomen Puncer1-27/+49
Item from "2.6 should fix" list. Signed-off-by: Domen Puncer <domen@coderock.org> Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] ufs: switch to inode_inc_count, inode_dec_countAlexey Dobriyan1-30/+18
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] ext2: switch to inode_inc_count, inode_dec_countAlexey Dobriyan1-35/+19
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sysv: switch to inode_inc_count, inode_dec_countAlexey Dobriyan1-30/+18
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] minix: switch to inode_inc_link_count, inode_dec_link_countAlexey Dobriyan1-30/+18
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] fs/ufs/file.c: drop insane header dependenciesAlexey Dobriyan1-10/+0
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] fat_lock is used as a mutex, convert it to using the new mutex primitiveArjan van de Ven1-3/+3
The fat code uses the fat_lock always in a mutex way (taking and releasing the lock in the same function), the patch below converts it into the new mutex primitive. Please consider this patch for the code. Signed-off-by: Arjan van de Ven <arjan@infradead.org> Acked-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: UDFIngo Molnar3-23/+23
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: NCPFSIngo Molnar4-24/+24
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] convert ext3's truncate_sem to a mutexArjan van de Ven4-12/+12
ext3's truncate_sem is always released in the same function it's taken and it otherwise is a mutex as well.. Signed-off-by: Arjan van de Ven <arjan@infradead.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: HPFSIngo Molnar4-39/+40
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: autofs4 wq_semIngo Molnar3-10/+11
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Acked-by: Ian Kent <raven@themaw.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: JFFSIngo Molnar4-49/+50
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: David Woodhouse <dwmw2@infradead.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: fs/seq_file.cIngo Molnar1-5/+5
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: fs/libfs.cIngo Molnar1-6/+8
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: jbd, j_checkpoint_mutexArjan van de Ven3-6/+6
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Arjan van de Ven <arjan@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: ipruneIngo Molnar2-11/+11
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: vfs_rename_mutexArjan van de Ven9-41/+41
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Arjan van de Ven <arjan@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: Al Viro <viro@ftp.linux.org.uk> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: eventpollArjan van de Ven1-11/+12
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Arjan van de Ven <arjan@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: Davide Libenzi <davidel@xmailserver.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: inotifyIngo Molnar2-56/+56
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: John McCutchan <ttb@tentacle.dhs.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Acked-by: Robert Love <rml@novell.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: quotaIngo Molnar5-66/+67
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: Jan Kara <jack@ucw.cz> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] sem2mutex: blockdev #2Arjan van de Ven3-19/+19
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Arjan van de Ven <arjan@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> Acked-by: Jens Axboe <axboe@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] convert fs/9p/ to mutexes, fix locking bugsIngo Molnar1-5/+6
Convert fs/9p/mux.c from semaphore to mutex. NOTE: fixed locking bugs in the process - the code was using semaphores the other way around. Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: Eric Van Hensbergen <ericvh@ericvh.myip.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] Fix oops in invalidate_dquots()Jan Kara1-13/+39
When quota is being turned off we assumed that all the references to dquots were already dropped. That need not be true as inodes being deleted are not on superblock's inodes list and hence we need not reach it when removing quota references from inodes. So invalidate_dquots() has to wait for all the users of dquots (as quota is already marked as turned off, no new references can be acquired and so this is bound to happen rather early). When we do this, we can also remove the iprune_sem locking as it was protecting us against exactly the same problem when freeing inodes icache memory. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] Shrinks sizeof(files_struct) and better layoutEric Dumazet3-29/+22
1) Reduce the size of (struct fdtable) to exactly 64 bytes on 32bits platforms, lowering kmalloc() allocated space by 50%. 2) Reduce the size of (files_struct), using a special 32 bits (or 64bits) embedded_fd_set, instead of a 1024 bits fd_set for the close_on_exec_init and open_fds_init fields. This save some ram (248 bytes per task) as most tasks dont open more than 32 files. D-Cache footprint for such tasks is also reduced to the minimum. 3) Reduce size of allocated fdset. Currently two full pages are allocated, that is 32768 bits on x86 for example, and way too much. The minimum is now L1_CACHE_BYTES. UP and SMP should benefit from this patch, because most tasks will touch only one cache line when open()/close() stdin/stdout/stderr (0/1/2), (next_fd, close_on_exec_init, open_fds_init, fd_array[0 .. 2] being in the same cache line) Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] ext3_readdir: use generic readaheadAndrew Morton2-29/+25
Linus points out that ext3_readdir's readahead only cuts in when ext3_readdir() is operating at the very start of the directory. So for large directories we end up performing no readahead at all and we suck. So take it all out and use the core VM's page_cache_readahead(). This means that ext3 directory reads will use all of readahead's dynamic sizing goop. Note that we're using the directory's filp->f_ra to hold the readahead state, but readahead is actually being performed against the underlying blockdev's address_space. Fortunately the readahead code is all set up to handle this. Tested with printk. It works. I was struggling to find a real workload which actually cared. (The patch also exports page_cache_readahead() to GPL modules) Cc: "Stephen C. Tweedie" <sct@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23[PATCH] proc: fix duplicate line in /proc/devicesNeil Horman1-1/+1
Fix a duplicate block device line printed after the "Block device" header in /proc/devices. Signed-off-by: Neil Horman <nhorman@tuxdriver.com> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-23NTFS: Fix comparison of $MFT and $MFTMirr to not bail out when there areAnton Altaparmakov2-13/+28
unused, invalid mft records which are the same in both $MFT and $MFTMirr. Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23NTFS: Use buffer_migrate_page() for the ->migratepage function of all ntfsAnton Altaparmakov2-1/+10
address space operations. Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23NTFS: Fix a buggette in an "should be impossible" case handling where weAnton Altaparmakov2-2/+4
continued the attribute lookup loop instead of aborting it. Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
2006-03-23NTFS: Fix an (innocent) off-by-one error in the runlist code.Anton Altaparmakov5-7/+17
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>