search for: bh_alloced

Hi Stephen, I'm one of developers of SnapFS, which based on Ext3. I got Assertion failure from SnapFS, at ext3_new_block() in fs/ext3/balloc.c: J_ASSERT (!test_and_set_bit(BH_Alloced, &bh->b_state)) If J_ASSERT is only use as debug, why it will modify data? I found the 'BH_Alloced' flag only occures at two place: one is balloc.c as above, the other is at journal_forget() in fs/jfs/transaction.c: J_ASSERT (!test_and_set_bit(BH_Freed, &bh->b_state)); clea...

...fine BH_Wait_IO 7 /* 1 if we should throttle on this buffer */ + #define BH_Temp 8 /* 1 if the buffer is temporary (unlinked) */ + #define BH_JWrite 9 /* 1 if being written to log (@@@ DEBUGGING) */ + #define BH_QuickFree 10 /* 1 if alloced and freed quickly (see below)*/ + #define BH_Alloced 11 /* 1 if buffer has been allocated */ + #define BH_Freed 12 /* 1 if buffer has been freed (truncated) */ + #define BH_Revoked 13 /* 1 if buffer has b ===== redhat latest 2.2.19 /* bh state bits */ #define BH_Uptodate 0 /* 1 if the buffer contains valid data */ #define BH_Dirty 1...

...is protected */ #define BH_Wait_IO 7 /* 1 if we should throttle on this buffer */ +#define BH_Temp 8 /* 1 if the buffer is temporary (unlinked) */ +#define BH_JWrite 9 /* 1 if being written to log (@@@ DEBUGGING) */ +#define BH_QuickFree 10 /* 1 if alloced and freed quickly (see below)*/ +#define BH_Alloced 11 /* 1 if buffer has been allocated */ +#define BH_Freed 12 /* 1 if buffer has been freed (truncated) */ +#define BH_Revoked 13 /* 1 if buffer has been revoked from the log */ +#define BH_RevokeValid 14 /* 1 if buffer revoked flag is valid */ +#define BH_JDirty 15 /* 1 if buffer is dirty but journ...

...s buffer */ #define BH_LowPrio 8 /* 1 if the buffer is lowprio */ +#define BH_Temp 9 /* 1 if the buffer is temporary (unlinked) */ +#define BH_JWrite 10 /* 1 if being written to log (@@@ DEBUGGING) */ +#define BH_QuickFree 11 /* 1 if alloced and freed quickly (see below)*/ +#define BH_Alloced 12 /* 1 if buffer has been allocated */ +#define BH_Freed 13 /* 1 if buffer has been freed (truncated) */ +#define BH_Revoked 14 /* 1 if buffer has been revoked from the log */ +#define BH_RevokeValid 15 /* 1 if buffer revoked flag is valid */ +#define BH_JDirty 16 /* 1 if buffer is dirty b...