cvs commit: src/sys/kern vfs_bio.c vfs_cluster.c vfs_subr.c src/sys/sys buf.h buf2.h mount.h src/sys/vfs/ufs ffs_softdep.c

Matthew Dillon dillon at crater.dragonflybsd.org
Tue Nov 6 16:47:35 PST 2007


dillon      2007/11/06 16:46:39 PST

DragonFly src repository

  Modified files:
    sys/kern             vfs_bio.c vfs_cluster.c vfs_subr.c 
    sys/sys              buf.h buf2.h mount.h 
    sys/vfs/ufs          ffs_softdep.c 
  Log:
  Add bio_ops->io_checkread and io_checkwrite - a read and write pre-check
  which gives HAMMER a chance to set B_LOCKED if the kernel wants to write out
  a passively held buffer.
  
  Change B_LOCKED semantics slightly.  B_LOCKED buffers will not be written
  until B_LOCKED is cleared.  This allows HAMMER to hold off B_DELWRI writes
  on passively held buffers.
  
  Revision  Changes    Path
  1.95      +22 -38    src/sys/kern/vfs_bio.c
  1.32      +6 -1      src/sys/kern/vfs_cluster.c
  1.109     +3 -0      src/sys/kern/vfs_subr.c
  1.41      +6 -0      src/sys/sys/buf.h
  1.20      +20 -0     src/sys/sys/buf2.h
  1.34      +2 -0      src/sys/sys/mount.h
  1.54      +20 -0     src/sys/vfs/ufs/ffs_softdep.c


http://www.dragonflybsd.org/cvsweb/src/sys/kern/vfs_bio.c.diff?r1=1.94&r2=1.95&f=u
http://www.dragonflybsd.org/cvsweb/src/sys/kern/vfs_cluster.c.diff?r1=1.31&r2=1.32&f=u
http://www.dragonflybsd.org/cvsweb/src/sys/kern/vfs_subr.c.diff?r1=1.108&r2=1.109&f=u
http://www.dragonflybsd.org/cvsweb/src/sys/sys/buf.h.diff?r1=1.40&r2=1.41&f=u
http://www.dragonflybsd.org/cvsweb/src/sys/sys/buf2.h.diff?r1=1.19&r2=1.20&f=u
http://www.dragonflybsd.org/cvsweb/src/sys/sys/mount.h.diff?r1=1.33&r2=1.34&f=u
http://www.dragonflybsd.org/cvsweb/src/sys/vfs/ufs/ffs_softdep.c.diff?r1=1.53&r2=1.54&f=u





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