search for: free_block

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2018 Jul 23
3
[hivex PATCH] Re-allocating unused blocks before assigning new blocks
Hello Richard As discussed in the IRC channel, when merging a moderately large reg file (~35MB) to a hiv file (~118 MB); hivex generates a huge hiv file (~580 MB). These changes address that by creating a list of unallocated blocks and reassigning unused blocks. I used https://github.com/msuhanov/regf/blob/master/Windows%20registry%20file%20format%20specification.md as a reference for the
2006 Apr 26
0
Kernel panic from EXT3 filesystem
...l, I'm using FC3 with 2.6.9 SMP Kernel. The root file system is EXT3 and the volume is a XFS volume. While doing IO over a NFS v3 share, with 'watch df' running in parallel, kernel panic at SLAB memory is noticed. When searching Internet, I also noticed that similar KP are reported at free_block function; but could not find fix for this. For me, this issue appears intermittently. It happens when doing IO over 60 NFS shares. >From the KP message it appears to be an issue in Linux SLAB memory module. Can anyone suggest a solution for this issue? Is this issue already addressed in lat...
2003 Apr 21
1
Message with lots of attachments breaks Dovecot
I have a message with over a 1000 embedded attachments(!), and it breaks Dovecot. The issue appears to be buffer management. There is some logic in the function message_part_deserialize_part that seems to assume that the message part structure is in a contiguous array, but that doesn't seem to be the case. I haven't been able to figure out enough about the memory management in Dovecot to
2012 Apr 29
0
[PATCH 1/2] vfs: re-implement writeback_inodes_sb(_nr)_if_idle() and rename them
...pace_info->bytes_may_use) diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index c77b0bd..2dccb4d 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -2380,7 +2380,7 @@ static int ext4_nonda_switch(struct super_block *sb) * start pushing delalloc when 1/2 of free blocks are dirty. */ if (free_blocks < 2 * dirty_blocks) - writeback_inodes_sb_if_idle(sb, WB_REASON_FS_FREE_SPACE); + try_to_writeback_inodes_sb(sb, WB_REASON_FS_FREE_SPACE); return 0; } diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 539f36c..7bcb822 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -1230...