From: Alex Elder <aelder@sgi.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 20/27] xfs: cleanup the defintion of struct xfs_dir2_data_entry
Date: Tue, 5 Jul 2011 22:44:32 -0500 [thread overview]
Message-ID: <1309923872.3381.41.camel@doink> (raw)
In-Reply-To: <20110701094606.386730624@bombadil.infradead.org>
On Fri, 2011-07-01 at 05:43 -0400, Christoph Hellwig wrote:
> Remove the tag member which is at a variable offset after the actual
> name, and make name a real variable sized C99 array instead of the incorrect
> one-sized array which confuses (not only) gcc.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
One comment, but looks good.
Oh, and also, fix spelling of "definition" in the subject
line here and in other patches in this series.
Reviewed-by: Alex Elder <aelder@sgi.com>
> Index: xfs/fs/xfs/xfs_dir2_data.h
> ===================================================================
> --- xfs.orig/fs/xfs/xfs_dir2_data.h 2011-06-29 13:42:35.521563513 +0200
> +++ xfs/fs/xfs/xfs_dir2_data.h 2011-06-29 13:43:03.284746440 +0200
> @@ -98,14 +98,14 @@ typedef struct xfs_dir2_data_hdr {
>
> /*
> * Active entry in a data block. Aligned to 8 bytes.
> - * Tag appears as the last 2 bytes.
> + *
> + * After the variable length name field there is a 2 byte tag field, which
> + * can be accessed using xfs_dir2_data_entry_tag_p.
> */
> typedef struct xfs_dir2_data_entry {
> __be64 inumber; /* inode number */
> __u8 namelen; /* name length */
> - __u8 name[1]; /* name bytes, no null */
> - /* variable offset */
> - __be16 tag; /* starting offset of us */
> + __u8 name[]; /* name bytes, no null */
Maybe put the comment about the tag field here, as
was done elsewhere. (But the pictures are even
better...)
> } xfs_dir2_data_entry_t;
>
> /*
>
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next prev parent reply other threads:[~2011-07-06 3:44 UTC|newest]
Thread overview: 87+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-01 9:43 [PATCH 00/27] patch queue for Linux 3.1, V2 Christoph Hellwig
2011-07-01 9:43 ` [PATCH 01/27] xfs: PF_FSTRANS should never be set in ->writepage Christoph Hellwig
2011-07-01 9:43 ` [PATCH 02/27] xfs: re-enable non-blocking behaviour in xfs_map_blocks Christoph Hellwig
2011-07-05 22:35 ` Alex Elder
2011-07-06 6:37 ` Christoph Hellwig
2011-07-06 13:36 ` Alex Elder
2011-07-01 9:43 ` [PATCH 03/27] xfs: work around bogus gcc warning in xfs_allocbt_init_cursor Christoph Hellwig
2011-07-01 9:43 ` [PATCH 04/27] xfs: split xfs_setattr Christoph Hellwig
2011-07-01 9:43 ` [PATCH 06/27] xfs: kill xfs_itruncate_start Christoph Hellwig
2011-07-01 9:43 ` [PATCH 07/27] xfs: split xfs_itruncate_finish Christoph Hellwig
2011-07-06 4:35 ` Alex Elder
2011-07-06 8:11 ` Christoph Hellwig
2011-07-06 14:05 ` Alex Elder
2011-07-01 9:43 ` [PATCH 08/27] xfs: improve sync behaviour in the fact of aggressive dirtying Christoph Hellwig
2011-07-05 22:36 ` Alex Elder
2011-07-06 8:15 ` Christoph Hellwig
2011-07-06 14:59 ` Alex Elder
2011-07-01 9:43 ` [PATCH 09/27] xfs: fix filesystsem freeze race in xfs_trans_alloc Christoph Hellwig
2011-07-05 22:36 ` Alex Elder
2011-07-01 9:43 ` [PATCH 10/27] xfs: remove i_transp Christoph Hellwig
2011-07-05 22:36 ` Alex Elder
2011-07-01 9:43 ` [PATCH 11/27] xfs: kill the unused struct xfs_sync_work Christoph Hellwig
2011-07-05 22:36 ` Alex Elder
2011-07-01 9:43 ` [PATCH 12/27] xfs: factor out xfs_dir2_leaf_find_entry Christoph Hellwig
2011-07-05 22:36 ` Alex Elder
2011-07-01 9:43 ` [PATCH 13/27] xfs: cleanup shortform directory inode number handling Christoph Hellwig
2011-07-05 22:36 ` Alex Elder
2011-07-01 9:43 ` [PATCH 14/27] xfs: kill struct xfs_dir2_sf Christoph Hellwig
2011-07-06 1:57 ` Dave Chinner
2011-07-06 8:28 ` Christoph Hellwig
2011-07-06 3:24 ` Alex Elder
2011-07-06 8:33 ` Christoph Hellwig
2011-07-06 15:05 ` Alex Elder
2011-07-01 9:43 ` [PATCH 15/27] xfs: cleanup the defintion of struct xfs_dir2_sf_entry Christoph Hellwig
2011-07-06 2:00 ` Dave Chinner
2011-07-06 3:33 ` Alex Elder
2011-07-06 8:34 ` Christoph Hellwig
2011-07-01 9:43 ` [PATCH 16/27] xfs: avoid usage of struct xfs_dir2_block Christoph Hellwig
2011-07-06 2:19 ` Dave Chinner
2011-07-06 8:35 ` Christoph Hellwig
2011-07-06 3:36 ` Alex Elder
2011-07-01 9:43 ` [PATCH 17/27] xfs: kill " Christoph Hellwig
2011-07-06 2:31 ` Dave Chinner
2011-07-06 8:37 ` Christoph Hellwig
2011-07-06 15:11 ` Alex Elder
2011-07-06 3:36 ` Alex Elder
2011-07-01 9:43 ` [PATCH 18/27] xfs: avoid usage of struct xfs_dir2_data Christoph Hellwig
2011-07-06 3:02 ` Dave Chinner
2011-07-06 8:43 ` Christoph Hellwig
2011-07-06 3:38 ` Alex Elder
2011-07-06 8:45 ` Christoph Hellwig
2011-07-01 9:43 ` [PATCH 19/27] xfs: kill " Christoph Hellwig
2011-07-06 3:05 ` Dave Chinner
2011-07-06 3:38 ` Alex Elder
2011-07-01 9:43 ` [PATCH 20/27] xfs: cleanup the defintion of struct xfs_dir2_data_entry Christoph Hellwig
2011-07-06 3:06 ` Dave Chinner
2011-07-06 3:44 ` Alex Elder [this message]
2011-07-06 8:48 ` Christoph Hellwig
2011-07-01 9:43 ` [PATCH 21/27] xfs: cleanup struct xfs_dir2_leaf Christoph Hellwig
2011-07-06 3:13 ` Dave Chinner
2011-07-06 3:44 ` Alex Elder
2011-07-01 9:43 ` [PATCH 22/27] xfs: use generic get_unaligned_beXX helpers Christoph Hellwig
2011-07-06 3:44 ` Dave Chinner
2011-07-06 9:07 ` Christoph Hellwig
2011-07-07 8:00 ` Christoph Hellwig
2011-07-06 3:47 ` Alex Elder
2011-07-01 9:43 ` [PATCH 23/27] xfs: remove the unused xfs_bufhash structure Christoph Hellwig
2011-07-06 3:44 ` Dave Chinner
2011-07-06 3:49 ` Alex Elder
2011-07-01 9:43 ` [PATCH 24/27] xfs: clean up buffer locking helpers Christoph Hellwig
2011-07-06 3:47 ` Dave Chinner
2011-07-06 3:55 ` Alex Elder
2011-07-01 9:43 ` [PATCH 25/27] xfs: return the buffer locked from xfs_buf_get_uncached Christoph Hellwig
2011-07-06 3:48 ` Dave Chinner
2011-07-06 3:57 ` Alex Elder
2011-07-01 9:43 ` [PATCH 26/27] xfs: cleanup I/O-related buffer flags Christoph Hellwig
2011-07-06 3:54 ` Dave Chinner
2011-07-06 9:11 ` Christoph Hellwig
2011-07-06 4:09 ` Alex Elder
2011-07-06 9:11 ` Christoph Hellwig
2011-07-01 9:43 ` [PATCH 27/27] xfs: avoid a few disk cache flushes Christoph Hellwig
2011-07-06 3:55 ` Dave Chinner
2011-07-06 4:11 ` Alex Elder
2011-07-06 4:40 ` [PATCH 00/27] patch queue for Linux 3.1, V2 Alex Elder
2011-07-06 6:42 ` Christoph Hellwig
2011-07-06 13:32 ` Alex Elder
2011-07-06 13:43 ` Christoph Hellwig
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