aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/jbd2.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/jbd2.h')
-rw-r--r--include/linux/jbd2.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index b7dc40da99e0..e33e84b3d5c8 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -302,6 +302,34 @@ typedef struct journal_superblock_s
302 302
303#include <linux/fs.h> 303#include <linux/fs.h>
304#include <linux/sched.h> 304#include <linux/sched.h>
305
306enum jbd_state_bits {
307 BH_JBD /* Has an attached ext3 journal_head */
308 = BH_PrivateStart,
309 BH_JWrite, /* Being written to log (@@@ DEBUGGING) */
310 BH_Freed, /* Has been freed (truncated) */
311 BH_Revoked, /* Has been revoked from the log */
312 BH_RevokeValid, /* Revoked flag is valid */
313 BH_JBDDirty, /* Is dirty but journaled */
314 BH_State, /* Pins most journal_head state */
315 BH_JournalHead, /* Pins bh->b_private and jh->b_bh */
316 BH_Shadow, /* IO on shadow buffer is running */
317 BH_Verified, /* Metadata block has been verified ok */
318 BH_JBDPrivateStart, /* First bit available for private use by FS */
319};
320
321BUFFER_FNS(JBD, jbd)
322BUFFER_FNS(JWrite, jwrite)
323BUFFER_FNS(JBDDirty, jbddirty)
324TAS_BUFFER_FNS(JBDDirty, jbddirty)
325BUFFER_FNS(Revoked, revoked)
326TAS_BUFFER_FNS(Revoked, revoked)
327BUFFER_FNS(RevokeValid, revokevalid)
328TAS_BUFFER_FNS(RevokeValid, revokevalid)
329BUFFER_FNS(Freed, freed)
330BUFFER_FNS(Shadow, shadow)
331BUFFER_FNS(Verified, verified)
332
305#include <linux/jbd_common.h> 333#include <linux/jbd_common.h>
306 334
307#define J_ASSERT(assert) BUG_ON(!(assert)) 335#define J_ASSERT(assert) BUG_ON(!(assert))