From: "Jose R. Santos" Subject: [RFC PATCH 6/9][e2fsprogs] Add 64-bit ext_attr interface. Date: Fri, 09 May 2008 11:40:05 -0500 Message-ID: <20080509164005.15484.23414.stgit@gara> References: <20080509163928.15484.22146.stgit@gara> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit To: "Jose R. Santos" , "Theodore Ts'o" , linux-ext4@vger.kernel.org Return-path: Received: from e34.co.us.ibm.com ([32.97.110.152]:47340 "EHLO e34.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759618AbYEIQjj (ORCPT ); Fri, 9 May 2008 12:39:39 -0400 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e34.co.us.ibm.com (8.13.8/8.13.8) with ESMTP id m49GabYf006724 for ; Fri, 9 May 2008 12:36:37 -0400 Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d03relay04.boulder.ibm.com (8.13.8/8.13.8/NCO v8.7) with ESMTP id m49Gdb3I093178 for ; Fri, 9 May 2008 10:39:37 -0600 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id m49GdaT7027823 for ; Fri, 9 May 2008 10:39:37 -0600 In-Reply-To: <20080509163928.15484.22146.stgit@gara> Sender: linux-ext4-owner@vger.kernel.org List-ID: From: Jose R. Santos Add 64-bit ext_attr interface. Add ext2fs_read_ext_attr2(), ext2fs_write_ext_attr2() and ext2fs_adjust_ea_refcount2() that take blk64_t as an input. Signed-off-by: Jose R. Santos -- lib/ext2fs/ext2fs.h | 7 +++++++ lib/ext2fs/ext_attr.c | 31 ++++++++++++++++++++++++------- 2 files changed, 31 insertions(+), 7 deletions(-) diff --git a/lib/ext2fs/ext2fs.h b/lib/ext2fs/ext2fs.h index 80ccfd9..f578c19 100644 --- a/lib/ext2fs/ext2fs.h +++ b/lib/ext2fs/ext2fs.h @@ -811,11 +811,18 @@ extern errcode_t ext2fs_expand_dir(ext2_filsys fs, ext2_ino_t dir); extern __u32 ext2fs_ext_attr_hash_entry(struct ext2_ext_attr_entry *entry, void *data); extern errcode_t ext2fs_read_ext_attr(ext2_filsys fs, blk_t block, void *buf); +extern errcode_t ext2fs_read_ext_attr2(ext2_filsys fs, blk64_t block, + void *buf); extern errcode_t ext2fs_write_ext_attr(ext2_filsys fs, blk_t block, void *buf); +extern errcode_t ext2fs_write_ext_attr2(ext2_filsys fs, blk64_t block, + void *buf); extern errcode_t ext2fs_adjust_ea_refcount(ext2_filsys fs, blk_t blk, char *block_buf, int adjust, __u32 *newcount); +extern errcode_t ext2fs_adjust_ea_refcount2(ext2_filsys fs, blk64_t blk, + char *block_buf, + int adjust, __u32 *newcount); /* extent.c */ extern errcode_t ext2fs_extent_header_verify(void *ptr, int size); diff --git a/lib/ext2fs/ext_attr.c b/lib/ext2fs/ext_attr.c index 3d208ec..395d4c7 100644 --- a/lib/ext2fs/ext_attr.c +++ b/lib/ext2fs/ext_attr.c @@ -60,11 +60,11 @@ __u32 ext2fs_ext_attr_hash_entry(struct ext2_ext_attr_entry *entry, void *data) #undef NAME_HASH_SHIFT #undef VALUE_HASH_SHIFT -errcode_t ext2fs_read_ext_attr(ext2_filsys fs, blk_t block, void *buf) +errcode_t ext2fs_read_ext_attr2(ext2_filsys fs, blk64_t block, void *buf) { errcode_t retval; - retval = io_channel_read_blk(fs->io, block, 1, buf); + retval = io_channel_read_blk64(fs->io, block, 1, buf); if (retval) return retval; #ifdef WORDS_BIGENDIAN @@ -73,7 +73,12 @@ errcode_t ext2fs_read_ext_attr(ext2_filsys fs, blk_t block, void *buf) return 0; } -errcode_t ext2fs_write_ext_attr(ext2_filsys fs, blk_t block, void *inbuf) +errcode_t ext2fs_read_ext_attr(ext2_filsys fs, blk_t block, void *buf) +{ + return ext2fs_read_ext_attr2(fs, block, buf); +} + +errcode_t ext2fs_write_ext_attr2(ext2_filsys fs, blk64_t block, void *inbuf) { errcode_t retval; char *write_buf; @@ -88,7 +93,7 @@ errcode_t ext2fs_write_ext_attr(ext2_filsys fs, blk_t block, void *inbuf) #else write_buf = (char *) inbuf; #endif - retval = io_channel_write_blk(fs->io, block, 1, write_buf); + retval = io_channel_write_blk64(fs->io, block, 1, write_buf); if (buf) ext2fs_free_mem(&buf); if (!retval) @@ -96,10 +101,15 @@ errcode_t ext2fs_write_ext_attr(ext2_filsys fs, blk_t block, void *inbuf) return retval; } +errcode_t ext2fs_write_ext_attr(ext2_filsys fs, blk_t block, void *inbuf) +{ + return ext2fs_write_ext_attr2(fs, block, inbuf); +} + /* * This function adjusts the reference count of the EA block. */ -errcode_t ext2fs_adjust_ea_refcount(ext2_filsys fs, blk_t blk, +errcode_t ext2fs_adjust_ea_refcount2(ext2_filsys fs, blk64_t blk, char *block_buf, int adjust, __u32 *newcount) { @@ -118,7 +128,7 @@ errcode_t ext2fs_adjust_ea_refcount(ext2_filsys fs, blk_t blk, block_buf = buf; } - retval = ext2fs_read_ext_attr(fs, blk, block_buf); + retval = ext2fs_read_ext_attr2(fs, blk, block_buf); if (retval) goto errout; @@ -127,7 +137,7 @@ errcode_t ext2fs_adjust_ea_refcount(ext2_filsys fs, blk_t blk, if (newcount) *newcount = header->h_refcount; - retval = ext2fs_write_ext_attr(fs, blk, block_buf); + retval = ext2fs_write_ext_attr2(fs, blk, block_buf); if (retval) goto errout; @@ -136,3 +146,10 @@ errout: ext2fs_free_mem(&buf); return retval; } + +errcode_t ext2fs_adjust_ea_refcount(ext2_filsys fs, blk_t blk, + char *block_buf, int adjust, + __u32 *newcount) +{ + return ext2fs_adjust_ea_refcount(fs, blk, block_buf, adjust, newcount); +}