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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-24 14:51:07 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-24 14:51:07 -0400
commiteb08d8ff476ad39a149e1044c7d3fd742a168864 (patch)
treefb3b442e8b601ea9c8987a553433c8bfaa188159 /Documentation/filesystems
parent9f22aae04631ec90eeab804b024de3c658dae406 (diff)
parent56e46742e846e4de167dde0e1e1071ace1c882a5 (diff)
Merge branch 'linux-next' of git://git.infradead.org/ubifs-2.6
* 'linux-next' of git://git.infradead.org/ubifs-2.6: (52 commits) UBIFS: switch to dynamic printks UBIFS: fix kernel-doc comments UBIFS: fix extremely rare mount failure UBIFS: simplify LEB recovery function further UBIFS: always cleanup the recovered LEB UBIFS: clean up LEB recovery function UBIFS: fix-up free space on mount if flag is set UBIFS: add the fixup function UBIFS: add a superblock flag for free space fix-up UBIFS: share the next_log_lnum helper UBIFS: expect corruption only in last journal head LEBs UBIFS: synchronize write-buffer before switching to the next bud UBIFS: remove BUG statement UBIFS: change bud replay function conventions UBIFS: substitute the replay tree with a replay list UBIFS: simplify replay UBIFS: store free and dirty space in the bud replay entry UBIFS: remove unnecessary stack variable UBIFS: double check that buds are replied in order UBIFS: make 2 functions static ...
Diffstat (limited to 'Documentation/filesystems')
-rw-r--r--Documentation/filesystems/ubifs.txt26
1 files changed, 2 insertions, 24 deletions
diff --git a/Documentation/filesystems/ubifs.txt b/Documentation/filesystems/ubifs.txt
index d7b13b01e980..8e4fab639d9c 100644
--- a/Documentation/filesystems/ubifs.txt
+++ b/Documentation/filesystems/ubifs.txt
@@ -115,28 +115,8 @@ ubi.mtd=0 root=ubi0:rootfs rootfstype=ubifs
115Module Parameters for Debugging 115Module Parameters for Debugging
116=============================== 116===============================
117 117
118When UBIFS has been compiled with debugging enabled, there are 3 module 118When UBIFS has been compiled with debugging enabled, there are 2 module
119parameters that are available to control aspects of testing and debugging. 119parameters that are available to control aspects of testing and debugging.
120The parameters are unsigned integers where each bit controls an option.
121The parameters are:
122
123debug_msgs Selects which debug messages to display, as follows:
124
125 Message Type Flag value
126
127 General messages 1
128 Journal messages 2
129 Mount messages 4
130 Commit messages 8
131 LEB search messages 16
132 Budgeting messages 32
133 Garbage collection messages 64
134 Tree Node Cache (TNC) messages 128
135 LEB properties (lprops) messages 256
136 Input/output messages 512
137 Log messages 1024
138 Scan messages 2048
139 Recovery messages 4096
140 120
141debug_chks Selects extra checks that UBIFS can do while running: 121debug_chks Selects extra checks that UBIFS can do while running:
142 122
@@ -154,11 +134,9 @@ debug_tsts Selects a mode of testing, as follows:
154 134
155 Test mode Flag value 135 Test mode Flag value
156 136
157 Force in-the-gaps method 2
158 Failure mode for recovery testing 4 137 Failure mode for recovery testing 4
159 138
160For example, set debug_msgs to 5 to display General messages and Mount 139For example, set debug_chks to 3 to enable general and TNC checks.
161messages.
162 140
163 141
164References 142References