From fd109495841768d9fbeccdfb2c6ec0a3e88df1ef Mon Sep 17 00:00:00 2001 From: Theodore Ts'o Date: Mon, 23 Feb 2009 00:51:57 -0500 Subject: [PATCH] --- yaml --- r: 139487 b: refs/heads/master c: 722bde6875bfb49a0c84e5601eb82dd7ac02d27c h: refs/heads/master i: 139485: d1c324033e858582e9e5ea58d73dab323d6230c2 139483: 326258f236b3443439bed988ab57b8578f5793d6 139479: c29dbd51ffe8929de65571c87bab7227f741e15c 139471: 7fa730f908e6ccf0f1bb6157ba66813a092d3287 139455: c7549e292a618931466a33759e332d65fc93cc5f v: v3 --- [refs] | 2 +- trunk/Documentation/filesystems/ext4.txt | 5 ++++- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/[refs] b/[refs] index 652d41fac156..970abde11448 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 7a262f7c69163cd4811f2f838faef5c5b18439c9 +refs/heads/master: 722bde6875bfb49a0c84e5601eb82dd7ac02d27c diff --git a/trunk/Documentation/filesystems/ext4.txt b/trunk/Documentation/filesystems/ext4.txt index cec829bc7291..5c484aec2bab 100644 --- a/trunk/Documentation/filesystems/ext4.txt +++ b/trunk/Documentation/filesystems/ext4.txt @@ -85,7 +85,7 @@ Note: More extensive information for getting started with ext4 can be * extent format more robust in face of on-disk corruption due to magics, * internal redundancy in tree * improved file allocation (multi-block alloc) -* fix 32000 subdirectory limit +* lift 32000 subdirectory limit imposed by i_links_count[1] * nsec timestamps for mtime, atime, ctime, create time * inode version field on disk (NFSv4, Lustre) * reduced e2fsck time via uninit_bg feature @@ -100,6 +100,9 @@ Note: More extensive information for getting started with ext4 can be * efficent new ordered mode in JBD2 and ext4(avoid using buffer head to force the ordering) +[1] Filesystems with a block size of 1k may see a limit imposed by the +directory hash tree having a maximum depth of two. + 2.2 Candidate features for future inclusion * Online defrag (patches available but not well tested)