git: HAMMER VFS - Expand vfs.hammer.debug_io capabilities
commit 24c8374a23b091f1eef91c6cf508ad88dfa99440
Author: Matthew Dillon <dillon@apollo.backplane.com>
Date: Mon Aug 16 23:18:09 2010 -0700
HAMMER VFS - Expand vfs.hammer.debug_io capabilities
* Add debugging capabilities which are able to distinguish IO requests
which are cached from IO requests which have to go to the device.
* vfs.hammer.debug_io bit 0 (i.e. the value 1) will use the new feature.
This is for debugging only.
Summary of changes:
sys/kern/vfs_bio.c | 7 +++++++
sys/kern/vfs_cluster.c | 3 ++-
sys/sys/buf.h | 2 +-
sys/vfs/hammer/hammer_io.c | 39 +++++++++++++++++++++++++++++++++++++++
sys/vfs/hammer/hammer_ondisk.c | 2 +-
sys/vfs/hammer/hammer_vnops.c | 7 +++++++
6 files changed, 57 insertions(+), 3 deletions(-)
http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/24c8374a23b091f1eef91c6cf508ad88dfa99440
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