linux-ext4 mailing list

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Bo Brantén
trying to understand ext4 extents on disk format
Hello, I am implementing support for ext4 extents in the Windows driver "Ext2Fsd" originally written by Matt Wu (http://www.ext2fsd.com/) the driver implements full read/write support for ext2/ext3 and is considered stable by many users. To understand the ext4 extents format on disk I have read a few papers by Theodore Ts'o and studied a program called Ext2Read (http://ext2read.blogspot.com/) but I am a bit unsure how to find all extents when there are more than one block of them so ...
Jul 29, 6:05 am 2010
Akira Fujita
BUG? ext3: Allocate blocks over quota limit with mmap
Hi, I found a problem that user can allocate blocks over quota limitation on ext3 (and ext2) with mmap. You can reproduce this with the following steps: 1. Enable user quota on ext3 [akira@bsd086 mnt]$ uname -r 2.6.35-rc6 [root@bsd086 mnt]# cat /proc/mounts | grep /dev/sda9 /dev/sda9 /mnt/mp1 ext3 rw,relatime,errors=continue,barrier=0,data=ordered,usrquota 0 0 [root@bsd086 mnt]# quotaon -p /mnt/mp1 group quota on /mnt/mp1 (/dev/sda9) is off user quota on /mnt/mp1 (/dev/sda9) ...
Jul 28, 7:08 pm 2010
Chris Frost Jul 28, 9:11 pm 2010
Eric Sandeen
[PATCH V2] mke2fs.8.in: clarify the sign of a block-size ...
This bit of the mke2fs manpage is slightly confusing: -b block-size Specify the size of blocks in bytes. <snip> If block-size is negative, then mke2fs will use heuristics to determine the appropriate block size, with the constraint that the block size will be at least block-size bytes. because it sounds like the block size will be at least a negative number. Clarify just what the negative sign means. Reported-by: Chris Frost <chris@frostnet.net> Signed-off-by: Eric ...
Jul 29, 9:59 am 2010
bugzilla-daemon
[Bug 16312] WARNING: at fs/fs-writeback.c:1127 __mark_in ...
https://bugzilla.kernel.org/show_bug.cgi?id=16312 Rafael J. Wysocki <rjw@sisk.pl> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|REOPENED |NEW -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. --
Jul 29, 12:38 pm 2010
bugzilla-daemon
[Bug 16312] WARNING: at fs/fs-writeback.c:1127 __mark_in ...
https://bugzilla.kernel.org/show_bug.cgi?id=16312 Rafael J. Wysocki <rjw@sisk.pl> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|RESOLVED |REOPENED Resolution|PATCH_ALREADY_AVAILABLE | -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the ...
Jul 29, 12:38 pm 2010
bugzilla-daemon
[Bug 16312] WARNING: at fs/fs-writeback.c:1127 __mark_in ...
https://bugzilla.kernel.org/show_bug.cgi?id=16312 --- Comment #19 from Larry Finger <Larry.Finger@lwfinger.net> 2010-07-29 19:29:50 --- This one needs to be reopened. The WARNING that I get does not happen every reboot, but now I'm getting 2 when it happens. This kernel includes the 3 patches posted above. [ 12.183797] ------------[ cut here ]------------ [ 12.183808] WARNING: at fs/fs-writeback.c:964 __mark_inode_dirty+0x10f/0x1a0() [ 12.183811] Hardware name: HP Pavilion ...
Jul 29, 12:29 pm 2010
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