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<title>linux-toradex.git/arch/um/kernel/ksyms.c, branch v4.2.7</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>um: Move syscall() declaration into os.h</title>
<updated>2015-05-31T11:14:07+00:00</updated>
<author>
<name>Richard Weinberger</name>
<email>richard@nod.at</email>
</author>
<published>2015-05-31T11:11:19+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=89520d999683cb945d7540efd0944b3af2db9a54'/>
<id>89520d999683cb945d7540efd0944b3af2db9a54</id>
<content type='text'>
Signed-off-by: Richard Weinberger &lt;richard@nod.at&gt;
</content>
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<pre>
Signed-off-by: Richard Weinberger &lt;richard@nod.at&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>um: kernel: ksyms: Export symbol syscall() for fixing modpost issue</title>
<updated>2015-05-31T11:14:07+00:00</updated>
<author>
<name>Chen Gang</name>
<email>gang.chen.5i5j@gmail.com</email>
</author>
<published>2014-10-04T13:11:31+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=a791b1565f828f926a54f1f5a612890ce0f00e6f'/>
<id>a791b1565f828f926a54f1f5a612890ce0f00e6f</id>
<content type='text'>
syscall() is implemented in libc.so/a (e.g. for glibc, in "syscall.o"),
so for normal ".o" files, it is undefined, neither can be found within
kernel wide, so will break modpost.

Since ".o" files is OK, can simply export 'syscall' symbol, let modpost
know about that, then can fix this issue.

The related error (with allmodconfig under um):

    MODPOST 1205 modules
  ERROR: "syscall" [fs/hostfs/hostfs.ko] undefined!

Signed-off-by: Chen Gang &lt;gang.chen.5i5j@gmail.com&gt;
Signed-off-by: Richard Weinberger &lt;richard@nod.at&gt;
</content>
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<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
syscall() is implemented in libc.so/a (e.g. for glibc, in "syscall.o"),
so for normal ".o" files, it is undefined, neither can be found within
kernel wide, so will break modpost.

Since ".o" files is OK, can simply export 'syscall' symbol, let modpost
know about that, then can fix this issue.

The related error (with allmodconfig under um):

    MODPOST 1205 modules
  ERROR: "syscall" [fs/hostfs/hostfs.ko] undefined!

Signed-off-by: Chen Gang &lt;gang.chen.5i5j@gmail.com&gt;
Signed-off-by: Richard Weinberger &lt;richard@nod.at&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>um: get rid of pointless include "..." where include &lt;...&gt; will do</title>
<updated>2012-10-09T20:28:45+00:00</updated>
<author>
<name>Al Viro</name>
<email>viro@ZenIV.linux.org.uk</email>
</author>
<published>2012-10-08T02:27:32+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=37185b33240870719b6b5913a46e6a441f1ae96f'/>
<id>37185b33240870719b6b5913a46e6a441f1ae96f</id>
<content type='text'>
Signed-off-by: Al Viro &lt;viro@zeniv.linux.org.uk&gt;
Signed-off-by: Richard Weinberger &lt;richard@nod.at&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Signed-off-by: Al Viro &lt;viro@zeniv.linux.org.uk&gt;
Signed-off-by: Richard Weinberger &lt;richard@nod.at&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>um: distribute exports to where exported stuff is defined</title>
<updated>2011-11-02T13:15:36+00:00</updated>
<author>
<name>Al Viro</name>
<email>viro@ftp.linux.org.uk</email>
</author>
<published>2011-08-18T19:14:10+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=73395a0002aa9573ffc8d989587b79663847f705'/>
<id>73395a0002aa9573ffc8d989587b79663847f705</id>
<content type='text'>
ksyms.c is down to the stuff defined in various USER_OBJS

Signed-off-by: Al Viro &lt;viro@zeniv.linux.org.uk&gt;
Signed-off-by: Richard Weinberger &lt;richard@nod.at&gt;
</content>
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<pre>
ksyms.c is down to the stuff defined in various USER_OBJS

Signed-off-by: Al Viro &lt;viro@zeniv.linux.org.uk&gt;
Signed-off-by: Richard Weinberger &lt;richard@nod.at&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>Deal with missing exports for hostfs</title>
<updated>2010-08-09T20:47:25+00:00</updated>
<author>
<name>Al Viro</name>
<email>viro@zeniv.linux.org.uk</email>
</author>
<published>2009-04-21T05:27:08+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=005a59ec745d23f60222f7712adde48f64d7d3c8'/>
<id>005a59ec745d23f60222f7712adde48f64d7d3c8</id>
<content type='text'>
Signed-off-by: Al Viro &lt;viro@zeniv.linux.org.uk&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Signed-off-by: Al Viro &lt;viro@zeniv.linux.org.uk&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>arch/um/kernel/mem.c: remove arch_validate()</title>
<updated>2008-07-24T17:47:24+00:00</updated>
<author>
<name>WANG Cong</name>
<email>xiyou.wangcong@gmail.com</email>
</author>
<published>2008-07-24T04:28:49+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=4a5675820436e4ad738dd442c1cc8a165101509b'/>
<id>4a5675820436e4ad738dd442c1cc8a165101509b</id>
<content type='text'>
- Remove arch_validate(), because no one uses it.

- Remove useless macro HAVE_ARCH_VALIDATE.

- Make the variable 'empty_bad_page' static.

Cc: Jeff Dike &lt;jdike@addtoit.com&gt;
Signed-off-by: WANG Cong &lt;wangcong@zeuux.org&gt;
Signed-off-by: Andrew Morton &lt;akpm@linux-foundation.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@linux-foundation.org&gt;
</content>
<content type='xhtml'>
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<pre>
- Remove arch_validate(), because no one uses it.

- Remove useless macro HAVE_ARCH_VALIDATE.

- Make the variable 'empty_bad_page' static.

Cc: Jeff Dike &lt;jdike@addtoit.com&gt;
Signed-off-by: WANG Cong &lt;wangcong@zeuux.org&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>uml: add missing exports for UML_RANDOM=m</title>
<updated>2008-05-21T23:55:58+00:00</updated>
<author>
<name>Al Viro</name>
<email>viro@ftp.linux.org.uk</email>
</author>
<published>2008-05-21T05:32:11+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=d347926a7ef9fa1334894a0531aa0c5f8a1ddeae'/>
<id>d347926a7ef9fa1334894a0531aa0c5f8a1ddeae</id>
<content type='text'>
Signed-off-by: Al Viro &lt;viro@zeniv.linux.org.uk&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@linux-foundation.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Signed-off-by: Al Viro &lt;viro@zeniv.linux.org.uk&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@linux-foundation.org&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>aout: remove unnecessary inclusions of {asm, linux}/a.out.h</title>
<updated>2008-02-08T17:22:30+00:00</updated>
<author>
<name>David Howells</name>
<email>dhowells@redhat.com</email>
</author>
<published>2008-02-08T12:19:29+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=1eb114112381eb66ebacdace1b6e70d30d603f9c'/>
<id>1eb114112381eb66ebacdace1b6e70d30d603f9c</id>
<content type='text'>
Remove now unnecessary inclusions of {asm,linux}/a.out.h.

[akpm@linux-foundation.org: fix alpha build]
Signed-off-by: David Howells &lt;dhowells@redhat.com&gt;
Cc: &lt;linux-arch@vger.kernel.org&gt;
Signed-off-by: Andrew Morton &lt;akpm@linux-foundation.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@linux-foundation.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Remove now unnecessary inclusions of {asm,linux}/a.out.h.

[akpm@linux-foundation.org: fix alpha build]
Signed-off-by: David Howells &lt;dhowells@redhat.com&gt;
Cc: &lt;linux-arch@vger.kernel.org&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>aout: suppress A.OUT library support if !CONFIG_ARCH_SUPPORTS_AOUT</title>
<updated>2008-02-08T17:22:30+00:00</updated>
<author>
<name>David Howells</name>
<email>dhowells@redhat.com</email>
</author>
<published>2008-02-08T12:19:28+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=7fa3031500ec9b0a7460c8c23751799006ffee74'/>
<id>7fa3031500ec9b0a7460c8c23751799006ffee74</id>
<content type='text'>
Suppress A.OUT library support if CONFIG_ARCH_SUPPORTS_AOUT is not set.

Not all architectures support the A.OUT binfmt, so the ELF binfmt should not
be permitted to go looking for A.OUT libraries to load in such a case.  Not
only that, but under such conditions A.OUT core dumps are not produced either.

To make this work, this patch also does the following:

 (1) Makes the existence of the contents of linux/a.out.h contingent on
     CONFIG_ARCH_SUPPORTS_AOUT.

 (2) Renames dump_thread() to aout_dump_thread() as it's only called by A.OUT
     core dumping code.

 (3) Moves aout_dump_thread() into asm/a.out-core.h and makes it inline.  This
     is then included only where needed.  This means that this bit of arch
     code will be stored in the appropriate A.OUT binfmt module rather than
     the core kernel.

 (4) Drops A.OUT support for Blackfin (according to Mike Frysinger it's not
     needed) and FRV.

This patch depends on the previous patch to move STACK_TOP[_MAX] out of
asm/a.out.h and into asm/processor.h as they're required whether or not A.OUT
format is available.

[jdike@addtoit.com: uml: re-remove accidentally restored code]
Signed-off-by: David Howells &lt;dhowells@redhat.com&gt;
Cc: &lt;linux-arch@vger.kernel.org&gt;
Signed-off-by: Jeff Dike &lt;jdike@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>
<content type='xhtml'>
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<pre>
Suppress A.OUT library support if CONFIG_ARCH_SUPPORTS_AOUT is not set.

Not all architectures support the A.OUT binfmt, so the ELF binfmt should not
be permitted to go looking for A.OUT libraries to load in such a case.  Not
only that, but under such conditions A.OUT core dumps are not produced either.

To make this work, this patch also does the following:

 (1) Makes the existence of the contents of linux/a.out.h contingent on
     CONFIG_ARCH_SUPPORTS_AOUT.

 (2) Renames dump_thread() to aout_dump_thread() as it's only called by A.OUT
     core dumping code.

 (3) Moves aout_dump_thread() into asm/a.out-core.h and makes it inline.  This
     is then included only where needed.  This means that this bit of arch
     code will be stored in the appropriate A.OUT binfmt module rather than
     the core kernel.

 (4) Drops A.OUT support for Blackfin (according to Mike Frysinger it's not
     needed) and FRV.

This patch depends on the previous patch to move STACK_TOP[_MAX] out of
asm/a.out.h and into asm/processor.h as they're required whether or not A.OUT
format is available.

[jdike@addtoit.com: uml: re-remove accidentally restored code]
Signed-off-by: David Howells &lt;dhowells@redhat.com&gt;
Cc: &lt;linux-arch@vger.kernel.org&gt;
Signed-off-by: Jeff Dike &lt;jdike@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>uml: miscellaneous code cleanups</title>
<updated>2008-02-05T17:44:29+00:00</updated>
<author>
<name>Jeff Dike</name>
<email>jdike@addtoit.com</email>
</author>
<published>2008-02-05T06:31:04+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=bf8fde785b872282e7e86d9ea8a9c4e543985bb3'/>
<id>bf8fde785b872282e7e86d9ea8a9c4e543985bb3</id>
<content type='text'>
Code tidying -
	the pid field of struct irq_fd isn't used, so it is removed
     	os_set_fd_async needed to read flags before changing them, it
doesn't need a pid passed in because it can call getpid itself, and a
block of unused code needed deleting
	os_get_exec_close was unused, so it is removed
	ptrace_child called _exit for historical reasons which are no
longer valid, so just calls exit instead

Signed-off-by: Jeff Dike &lt;jdike@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>
Code tidying -
	the pid field of struct irq_fd isn't used, so it is removed
     	os_set_fd_async needed to read flags before changing them, it
doesn't need a pid passed in because it can call getpid itself, and a
block of unused code needed deleting
	os_get_exec_close was unused, so it is removed
	ptrace_child called _exit for historical reasons which are no
longer valid, so just calls exit instead

Signed-off-by: Jeff Dike &lt;jdike@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>
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