Signed-off-by: Wu Fengguang <fengguang.wu@xxxxxxxxx> --- fs/nfs/write.c | 3 +++ include/trace/events/nfs.h | 31 +++++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+) --- linux-next.orig/fs/nfs/write.c 2010-12-08 22:44:38.000000000 +0800 +++ linux-next/fs/nfs/write.c 2010-12-08 22:44:38.000000000 +0800 @@ -1475,6 +1475,9 @@ static void nfs_commit_release(void *cal } nfs_commit_clear_lock(NFS_I(data->inode)); nfs_commit_wakeup(NFS_SERVER(data->inode)); + trace_nfs_commit_release(data->inode, + data->args.offset, + data->args.count); nfs_commitdata_release(calldata); } --- linux-next.orig/include/trace/events/nfs.h 2010-12-08 22:44:38.000000000 +0800 +++ linux-next/include/trace/events/nfs.h 2010-12-08 22:44:38.000000000 +0800 @@ -51,6 +51,37 @@ TRACE_EVENT(nfs_commit_unstable_pages, ) ); +TRACE_EVENT(nfs_commit_release, + + TP_PROTO(struct inode *inode, + unsigned long offset, + unsigned long len), + + TP_ARGS(inode, offset, len), + + TP_STRUCT__entry( + __array(char, name, 32) + __field(unsigned long, ino) + __field(unsigned long, offset) + __field(unsigned long, len) + ), + + TP_fast_assign( + strncpy(__entry->name, + dev_name(inode->i_mapping->backing_dev_info->dev), 32); + __entry->ino = inode->i_ino; + __entry->offset = offset; + __entry->len = len; + ), + + TP_printk("bdi %s: ino=%lu offset=%lu len=%lu", + __entry->name, + __entry->ino, + __entry->offset, + __entry->len + ) +); + #endif /* _TRACE_NFS_H */ -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>