From 502c95bdfb35640fb424b37b080664e9c1639a86 Mon Sep 17 00:00:00 2001 From: shishir gowda Date: Mon, 13 Aug 2012 11:20:17 +0530 Subject: cluster/dht: Optimize readdirp calls in DHT Bring in option which is supported by posix xlator to filter out directory's entries from being returned. DHT would now request non-first subvols to filter out directory entries. dht xlator-option readdir-optimize will enable this optimization Change-Id: Ibf99f1bef501f285ff44a1cecfbebee9e16063b6 BUG: 838199 Signed-off-by: shishir gowda Reviewed-on: http://review.gluster.com/3806 Tested-by: Gluster Build System Reviewed-by: Vijay Bellur --- libglusterfs/src/gf-dirent.h | 1 + libglusterfs/src/glusterfs.h | 2 ++ 2 files changed, 3 insertions(+) (limited to 'libglusterfs/src') diff --git a/libglusterfs/src/gf-dirent.h b/libglusterfs/src/gf-dirent.h index 36a5a629cf2..26cb5a66872 100644 --- a/libglusterfs/src/gf-dirent.h +++ b/libglusterfs/src/gf-dirent.h @@ -48,6 +48,7 @@ struct _gf_dirent_t { char d_name[0]; }; +#define DT_ISDIR(mode) (mode == DT_DIR) gf_dirent_t *gf_dirent_for_name (const char *name); void gf_dirent_free (gf_dirent_t *entries); diff --git a/libglusterfs/src/glusterfs.h b/libglusterfs/src/glusterfs.h index 5ce2fe227f4..8d6abdb0454 100644 --- a/libglusterfs/src/glusterfs.h +++ b/libglusterfs/src/glusterfs.h @@ -81,6 +81,8 @@ #define GF_XATTR_NODE_UUID_KEY "trusted.glusterfs.node-uuid" #define GF_XATTR_VOL_ID_KEY "trusted.glusterfs.volume-id" +#define GF_READDIR_SKIP_DIRS "readdir-filter-directories" + #define XATTR_IS_PATHINFO(x) (strncmp (x, GF_XATTR_PATHINFO_KEY, \ strlen (GF_XATTR_PATHINFO_KEY)) == 0) #define XATTR_IS_NODE_UUID(x) (strncmp (x, GF_XATTR_NODE_UUID_KEY, \ -- cgit