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<title>linux-toradex.git/fs/ext4/symlink.c, branch v3.17.2</title>
<subtitle>Linux kernel for Apalis and Colibri modules</subtitle>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/'/>
<entry>
<title>ext4: Remove CONFIG_EXT4_FS_XATTR</title>
<updated>2012-12-10T21:30:43+00:00</updated>
<author>
<name>Tao Ma</name>
<email>boyu.mt@taobao.com</email>
</author>
<published>2012-12-10T21:30:43+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=939da1084458246d2e29dd921c2012c177000e96'/>
<id>939da1084458246d2e29dd921c2012c177000e96</id>
<content type='text'>
Ted has sent out a RFC about removing this feature. Eric and Jan
confirmed that both RedHat and SUSE enable this feature in all their
product.  David also said that "As far as I know, it's enabled in all
Android kernels that use ext4."  So it seems OK for us.

And what's more, as inline data depends its implementation on xattr,
and to be frank, I don't run any test again inline data enabled while
xattr disabled.  So I think we should add inline data and remove this
config option in the same release.

[ The savings if you disable CONFIG_EXT4_FS_XATTR is only 27k, which
  isn't much in the grand scheme of things.  Since no one seems to be
  testing this configuration except for some automated compile farms, on
  balance we are better removing this config option, and so that it is
  effectively always enabled. -- tytso ]

Cc: David Brown &lt;davidb@codeaurora.org&gt;
Cc: Eric Sandeen &lt;sandeen@redhat.com&gt;
Reviewed-by: Jan Kara &lt;jack@suse.cz&gt;
Signed-off-by: Tao Ma &lt;boyu.mt@taobao.com&gt;
Signed-off-by: "Theodore Ts'o" &lt;tytso@mit.edu&gt;
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<pre>
Ted has sent out a RFC about removing this feature. Eric and Jan
confirmed that both RedHat and SUSE enable this feature in all their
product.  David also said that "As far as I know, it's enabled in all
Android kernels that use ext4."  So it seems OK for us.

And what's more, as inline data depends its implementation on xattr,
and to be frank, I don't run any test again inline data enabled while
xattr disabled.  So I think we should add inline data and remove this
config option in the same release.

[ The savings if you disable CONFIG_EXT4_FS_XATTR is only 27k, which
  isn't much in the grand scheme of things.  Since no one seems to be
  testing this configuration except for some automated compile farms, on
  balance we are better removing this config option, and so that it is
  effectively always enabled. -- tytso ]

Cc: David Brown &lt;davidb@codeaurora.org&gt;
Cc: Eric Sandeen &lt;sandeen@redhat.com&gt;
Reviewed-by: Jan Kara &lt;jack@suse.cz&gt;
Signed-off-by: Tao Ma &lt;boyu.mt@taobao.com&gt;
Signed-off-by: "Theodore Ts'o" &lt;tytso@mit.edu&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>ext4: symlink must be handled via filesystem specific operation</title>
<updated>2010-05-16T06:00:00+00:00</updated>
<author>
<name>Dmitry Monakhov</name>
<email>dmonakhov@openvz.org</email>
</author>
<published>2010-05-16T06:00:00+00:00</published>
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<id>256a453546f1cf2c29a639c79fe0d603761a8e25</id>
<content type='text'>
generic setattr implementation is no longer responsible for
quota transfer so synlinks must be handled via ext4_setattr.

Signed-off-by: Dmitry Monakhov &lt;dmonakhov@openvz.org&gt;
Signed-off-by: "Theodore Ts'o" &lt;tytso@mit.edu&gt;
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<pre>
generic setattr implementation is no longer responsible for
quota transfer so synlinks must be handled via ext4_setattr.

Signed-off-by: Dmitry Monakhov &lt;dmonakhov@openvz.org&gt;
Signed-off-by: "Theodore Ts'o" &lt;tytso@mit.edu&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>ext4: Rename ext4dev to ext4</title>
<updated>2008-10-11T00:02:48+00:00</updated>
<author>
<name>Theodore Ts'o</name>
<email>tytso@mit.edu</email>
</author>
<published>2008-10-11T00:02:48+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=03010a3350301baac2154fa66de925ae2981b7e3'/>
<id>03010a3350301baac2154fa66de925ae2981b7e3</id>
<content type='text'>
The ext4 filesystem is getting stable enough that it's time to drop
the "dev" prefix.  Also remove the requirement for the TEST_FILESYS
flag.

Signed-off-by: "Theodore Ts'o" &lt;tytso@mit.edu&gt;
</content>
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<pre>
The ext4 filesystem is getting stable enough that it's time to drop
the "dev" prefix.  Also remove the requirement for the TEST_FILESYS
flag.

Signed-off-by: "Theodore Ts'o" &lt;tytso@mit.edu&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>ext4: Fix whitespace checkpatch warnings/errors</title>
<updated>2008-09-09T02:25:24+00:00</updated>
<author>
<name>Theodore Ts'o</name>
<email>tytso@mit.edu</email>
</author>
<published>2008-09-09T02:25:24+00:00</published>
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<content type='text'>
Signed-off-by: "Theodore Ts'o" &lt;tytso@mit.edu&gt;

</content>
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<pre>
Signed-off-by: "Theodore Ts'o" &lt;tytso@mit.edu&gt;

</pre>
</div>
</content>
</entry>
<entry>
<title>ext4: move headers out of include/linux</title>
<updated>2008-04-29T22:13:32+00:00</updated>
<author>
<name>Christoph Hellwig</name>
<email>hch@lst.de</email>
</author>
<published>2008-04-29T22:13:32+00:00</published>
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<id>3dcf54515aa4981a647ad74859199032965193a5</id>
<content type='text'>
Move ext4 headers out of include/linux.  This is just the trivial move,
there's some more thing that could be done later. 

Signed-off-by: Christoph Hellwig &lt;hch@lst.de&gt;
Signed-off-by: Mingming Cao &lt;cmm@us.ibm.com&gt;
Signed-off-by: "Theodore Ts'o" &lt;tytso@mit.edu&gt;

</content>
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<pre>
Move ext4 headers out of include/linux.  This is just the trivial move,
there's some more thing that could be done later. 

Signed-off-by: Christoph Hellwig &lt;hch@lst.de&gt;
Signed-off-by: Mingming Cao &lt;cmm@us.ibm.com&gt;
Signed-off-by: "Theodore Ts'o" &lt;tytso@mit.edu&gt;

</pre>
</div>
</content>
</entry>
<entry>
<title>[PATCH] mark struct inode_operations const 1</title>
<updated>2007-02-12T17:48:46+00:00</updated>
<author>
<name>Arjan van de Ven</name>
<email>arjan@linux.intel.com</email>
</author>
<published>2007-02-12T08:55:38+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=754661f143e70d66eae6c48532ca245aa05dec0e'/>
<id>754661f143e70d66eae6c48532ca245aa05dec0e</id>
<content type='text'>
Many struct inode_operations in the kernel can be "const".  Marking them const
moves these to the .rodata section, which avoids false sharing with potential
dirty data.  In addition it'll catch accidental writes at compile time to
these shared resources.

Signed-off-by: Arjan van de Ven &lt;arjan@linux.intel.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@linux-foundation.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@linux-foundation.org&gt;
</content>
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<pre>
Many struct inode_operations in the kernel can be "const".  Marking them const
moves these to the .rodata section, which avoids false sharing with potential
dirty data.  In addition it'll catch accidental writes at compile time to
these shared resources.

Signed-off-by: Arjan van de Ven &lt;arjan@linux.intel.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@linux-foundation.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@linux-foundation.org&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>[PATCH] jbd2: enable building of jbd2 and have ext4 use it rather than jbd</title>
<updated>2006-10-11T18:14:16+00:00</updated>
<author>
<name>Mingming Cao</name>
<email>cmm@us.ibm.com</email>
</author>
<published>2006-10-11T08:21:01+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=dab291af8d6307a3075c3d67d0cc8f98e646cb94'/>
<id>dab291af8d6307a3075c3d67d0cc8f98e646cb94</id>
<content type='text'>
Reworked from a patch by Mingming Cao and Randy Dunlap

Signed-off-By: Randy Dunlap &lt;rdunlap@xenotime.net&gt;
Signed-off-by: Mingming Cao &lt;cmm@us.ibm.com&gt;
Signed-off-by: Dave Kleikamp &lt;shaggy@austin.ibm.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</content>
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<pre>
Reworked from a patch by Mingming Cao and Randy Dunlap

Signed-off-By: Randy Dunlap &lt;rdunlap@xenotime.net&gt;
Signed-off-by: Mingming Cao &lt;cmm@us.ibm.com&gt;
Signed-off-by: Dave Kleikamp &lt;shaggy@austin.ibm.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>[PATCH] ext4: rename ext4 symbols to avoid duplication of ext3 symbols</title>
<updated>2006-10-11T18:14:15+00:00</updated>
<author>
<name>Mingming Cao</name>
<email>cmm@us.ibm.com</email>
</author>
<published>2006-10-11T08:20:53+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=617ba13b31fbf505cc21799826639ef24ed94af0'/>
<id>617ba13b31fbf505cc21799826639ef24ed94af0</id>
<content type='text'>
Mingming Cao originally did this work, and Shaggy reproduced it using some
scripts from her.

Signed-off-by: Mingming Cao &lt;cmm@us.ibm.com&gt;
Signed-off-by: Dave Kleikamp &lt;shaggy@austin.ibm.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</content>
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<pre>
Mingming Cao originally did this work, and Shaggy reproduced it using some
scripts from her.

Signed-off-by: Mingming Cao &lt;cmm@us.ibm.com&gt;
Signed-off-by: Dave Kleikamp &lt;shaggy@austin.ibm.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>[PATCH] ext4: initial copy of files from ext3</title>
<updated>2006-10-11T18:14:15+00:00</updated>
<author>
<name>Dave Kleikamp</name>
<email>shaggy@austin.ibm.com</email>
</author>
<published>2006-10-11T08:20:50+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=ac27a0ec112a089f1a5102bc8dffc79c8c815571'/>
<id>ac27a0ec112a089f1a5102bc8dffc79c8c815571</id>
<content type='text'>
Start of the ext4 patch series.  See Documentation/filesystems/ext4.txt for
details.

This is a simple copy of the files in fs/ext3 to fs/ext4 and
/usr/incude/linux/ext3* to /usr/include/ex4*

Signed-off-by: Dave Kleikamp &lt;shaggy@austin.ibm.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</content>
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<pre>
Start of the ext4 patch series.  See Documentation/filesystems/ext4.txt for
details.

This is a simple copy of the files in fs/ext3 to fs/ext4 and
/usr/incude/linux/ext3* to /usr/include/ex4*

Signed-off-by: Dave Kleikamp &lt;shaggy@austin.ibm.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</pre>
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</content>
</entry>
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