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path: root/fs/ubifs/lpt.c (follow)
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2008-12-23UBIFS: use nicer 64-bit mathArtem Bityutskiy1-9/+6
Instead of using do_div(), use better primitives from linux/math64.h. Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
2008-12-03UBIFS: introduce LPT dump functionArtem Bityutskiy1-13/+14
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
2008-12-03UBIFS: run debugging checks only if they are enabledArtem Bityutskiy1-2/+1
Do not forget to check whether lpt debugging is enabled before running the check functions. This commit also makes some spelling fixes. Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
2008-10-19UBIFS: do not read unnecessary bytes when unpacking bitsAdrian Hunter1-7/+38
Fixes the following Oops: BUG: unable to handle kernel paging request at f8d24000 IP: [<f8ff0657>] :ubifs:ubifs_unpack_bits+0xcd/0x231 *pde = 34333067 *pte = 00000000 Oops: 0000 [#1] PREEMPT SMP Modules linked in: deflate zlib_deflate lzo lzo_decompress lzo_compress ubifs ubi nandsim nand nand_ids nand_ecc mtd nfsd lockd sunrpc exportfs [last unloaded: nand_ecc] Pid: 7450, comm: sync Not tainted (2.6.27-rc8-ubifs-2.6 #27) EIP: 0060:[<f8ff0657>] EFLAGS: 00010206 CPU: 0 EIP is at ubifs_unpack_bits+0xcd/0x231 [ubifs] EAX: 00000000 EBX: 00000000 ECX: d7e43dc0 EDX: 0000ff00 ESI: 00000004 EDI: f8d23ffe EBP: d7e43db4 ESP: d7e43d8c DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 Process sync (pid: 7450, ti=d7e42000 task=eb6f9530 task.ti=d7e42000) Stack: 00000400 c0103db4 dc5e8090 d7e43dc0 d7e43dc0 d7e43dc4 0000001c 00000004 f496d1e0 f8d23ffc d7e43dd4 f8ffac7e f8d23ffe 00000000 f8d23ffe f2b7af68 f496d1e0 f8d23ffc d7e43e2c f8ffadc5 00000000 0001f000 00000000 c03b10a7 Call Trace: [<c0103db4>] ? restore_nocheck_notrace+0x0/0xe [<f8ffac7e>] ? is_a_node+0x43/0x92 [ubifs] [<f8ffadc5>] ? dbg_check_ltab+0xf8/0x5c9 [ubifs] [<c03b10a7>] ? mutex_lock_nested+0x1b2/0x2a0 [<f8ffc86e>] ? ubifs_lpt_start_commit+0x49/0xecb [ubifs] [<c03b0ef3>] ? mutex_unlock+0xd/0xf [<f8fef017>] ? ubifs_tnc_start_commit+0x1cf/0xef8 [ubifs] [<f8fe65d8>] ? do_commit+0x18f/0x52d [ubifs] [<f8fe69f6>] ? ubifs_run_commit+0x80/0xca [ubifs] [<f8fd8d35>] ? ubifs_sync_fs+0xdb/0xf6 [ubifs] [<c0181a07>] ? sync_filesystems+0xc6/0x10c [<c019f279>] ? do_sync+0x3b/0x6a [<c019f2ba>] ? sys_sync+0x12/0x18 [<c0103ced>] ? sysenter_do_call+0x12/0x35 ======================= Code: 4d ec 89 01 8b 45 e8 89 10 89 d8 89 f1 d3 e8 85 c0 74 07 29 d6 83 fe 20 75 2a 89 d8 83 c4 1c 5b 5e 5f 5d c3 0f b6 57 01 c1 e2 08 <0f> b6 47 02 c1 e0 10 09 c2 0f b6 07 09 c2 0f b EIP: [<f8ff0657>] ubifs_unpack_bits+0xcd/0x231 [ubifs] SS:ESP 0068:d7e43d8c ---[ end trace 1bbb4c407a6dd816 ]--- Signed-off-by: Adrian Hunter <ext-adrian.hunter@nokia.com>
2008-09-30UBIFS: add more debugging messages for LPTAdrian Hunter1-1/+2
Also add debugging checks for LPT size and separate out c->check_lpt_free from unrelated bitfields. Signed-off-by: Adrian Hunter <ext-adrian.hunter@nokia.com>
2008-07-15UBIFS: add new flash file systemArtem Bityutskiy1-0/+2243
This is a new flash file system. See http://www.linux-mtd.infradead.org/doc/ubifs.html Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com> Signed-off-by: Adrian Hunter <ext-adrian.hunter@nokia.com>
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