From: Ben Myers <bpm@sgi.com>
To: xfs@oss.sgi.com
Cc: tinguely@sgi.com, olaf@sgi.com
Subject: [PATCH 12/13] xfsprogs: add utf8 support to xfs_repair
Date: Thu, 11 Sep 2014 16:04:22 -0500 [thread overview]
Message-ID: <20140911210422.GU13262@sgi.com> (raw)
In-Reply-To: <20140911203735.GA19952@sgi.com>
From: Mark Tinguely <tinguely@sgi.com>
Fix the duplicate filename detection to use the utf-8 normalization
routines.
Signed-off-by: Mark Tinguely <tinguely@sgi.com>
---
repair/phase6.c | 35 +++++++++++++++++++++++++----------
1 file changed, 25 insertions(+), 10 deletions(-)
diff --git a/repair/phase6.c b/repair/phase6.c
index f374fd0..eb3ea35 100644
--- a/repair/phase6.c
+++ b/repair/phase6.c
@@ -176,13 +176,15 @@ dir_hash_add(
unsigned char *name,
__uint8_t ftype)
{
- xfs_dahash_t hash = 0;
int byaddr;
int byhash = 0;
dir_hash_ent_t *p;
int dup;
short junk;
struct xfs_name xname;
+ xfs_da_args_t args;
+
+ memset(&args, 0, sizeof(xfs_da_args_t));
ASSERT(!hashtab->names_duped);
@@ -195,19 +197,30 @@ dir_hash_add(
dup = 0;
if (!junk) {
- hash = mp->m_dirnameops->hashname(name, namelen);
- byhash = DIR_HASH_FUNC(hashtab, hash);
+ int error;
+
+ args.name = name;
+ args.namelen = namelen;
+ args.inumber = inum;
+ args.whichfork = XFS_DATA_FORK;
+
+ error = mp->m_dirnameops->normhash(&args);
+ if (error)
+ do_error(_("normalize has failed %d)\n"), error);
+
+ byhash = DIR_HASH_FUNC(hashtab, args.hashval);
/*
* search hash bucket for existing name.
*/
for (p = hashtab->byhash[byhash]; p; p = p->nextbyhash) {
- if (p->hashval == hash && p->name.len == namelen) {
- if (memcmp(p->name.name, name, namelen) == 0) {
- dup = 1;
- junk = 1;
- break;
- }
+ if (p->hashval == args.hashval &&
+ mp->m_dirnameops->compname(&args, p->name.name,
+ p->name.len) !=
+ XFS_CMP_DIFFERENT) {
+ dup = 1;
+ junk = 1;
+ break;
}
}
}
@@ -226,7 +239,7 @@ dir_hash_add(
hashtab->last = p;
if (!(p->junkit = junk)) {
- p->hashval = hash;
+ p->hashval = args.hashval;
p->nextbyhash = hashtab->byhash[byhash];
hashtab->byhash[byhash] = p;
}
@@ -235,6 +248,8 @@ dir_hash_add(
p->seen = 0;
p->name = xname;
+ if (args.norm)
+ kmem_free((void *) args.norm);
return !dup;
}
--
1.7.12.4
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next prev parent reply other threads:[~2014-09-11 21:04 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-11 20:37 [RFC] Unicode/UTF-8 support for XFS Ben Myers
2014-09-11 20:40 ` [PATCH 1/9] xfs: return the first match during case-insensitive lookup Ben Myers
2014-09-11 20:41 ` [PATCH 2/9] xfs: rename XFS_CMP_CASE to XFS_CMP_MATCH Ben Myers
2014-09-11 20:42 ` [PATCH 3/9] xfs: add xfs_nameops.normhash Ben Myers
2014-09-11 20:43 ` [PATCH 4/9] xfs: change interface of xfs_nameops.normhash Ben Myers
2014-09-11 20:46 ` [PATCH 5/9] xfs: add a superblock feature bit to indicate UTF-8 support Ben Myers
2014-09-11 20:47 ` [PATCH 6/9] xfs: add unicode character database files Ben Myers
2014-09-11 20:48 ` [PATCH 7/9] xfs: add trie generator and supporting code for UTF-8 Ben Myers
2014-09-11 20:49 ` [PATCH 8/9] xfs: add xfs_nameops for utf8 and utf8+casefold Ben Myers
2014-09-11 20:50 ` [PATCH 9/9] xfs: apply utf-8 normalization rules to user extended attribute names Ben Myers
2014-09-11 20:51 ` [PATCH 01/13] libxfs: return the first match during case-insensitive lookup Ben Myers
2014-09-11 20:52 ` [PATCH 02/13] libxfs: rename XFS_CMP_CASE to XFS_CMP_MATCH Ben Myers
2014-09-11 20:53 ` [PATCH 03/13] libxfs: add xfs_nameops.normhash Ben Myers
2014-09-11 20:55 ` [PATCH 04/13] libxfs: change interface of xfs_nameops.normhash Ben Myers
2014-09-11 20:56 ` [PATCH 05/13] libxfs: add a superblock feature bit to indicate UTF-8 support Ben Myers
2014-09-11 20:57 ` [PATCH 06/13] xfsprogs: add unicode character database files Ben Myers
2014-09-11 20:59 ` [PATCH 07/13] libxfs: add trie generator and supporting code for UTF-8 Ben Myers
2014-09-11 21:00 ` [PATCH 08/13] libxfs: add xfs_nameops for utf8 and utf8+casefold Ben Myers
2014-09-11 21:01 ` [PATCH 09/13] libxfs: apply utf-8 normalization rules to user extended attribute names Ben Myers
2014-09-11 21:02 ` [PATCH 10/13] xfsprogs: add utf8 support to growfs Ben Myers
2014-09-11 21:03 ` [PATCH 11/13] xfsprogs: add utf8 support to mkfs.xfs Ben Myers
2014-09-11 21:04 ` Ben Myers [this message]
2014-09-11 21:06 ` [PATCH 13/13] xfsprogs: add a preliminary test for utf8 support Ben Myers
2014-09-12 10:02 ` [RFC] Unicode/UTF-8 support for XFS Dave Chinner
2014-09-12 11:55 ` Olaf Weber
2014-09-12 20:55 ` Christoph Hellwig
2014-09-15 7:16 ` Olaf Weber
2014-09-16 20:54 ` Dave Chinner
2014-09-16 21:02 ` Christoph Hellwig
2014-09-16 21:42 ` Ben Myers
2014-09-12 17:45 ` Josef 'Jeff' Sipek
2014-09-12 20:53 ` Christoph Hellwig
-- strict thread matches above, loose matches on Subject: below --
2014-09-18 19:56 [RFC v2] " Ben Myers
2014-09-18 20:31 ` [PATCH 00/13] xfsprogs: " Ben Myers
2014-09-18 20:42 ` [PATCH 12/13] xfsprogs: add utf8 support to xfs_repair Ben Myers
2014-09-18 20:42 ` Ben Myers
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