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<title>linux-toradex.git/include/linux/bootmem.h, branch v2.6.20.17</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>[PATCH] x86_64: allocate sparsemem memmap above 4G</title>
<updated>2007-08-15T08:02:24+00:00</updated>
<author>
<name>Zou Nan hai</name>
<email>nanhai.zou@intel.com</email>
</author>
<published>2007-06-01T07:46:28+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=6f86cc30ff0f6610b6ec1d41d7d1ab1061e0cc47'/>
<id>6f86cc30ff0f6610b6ec1d41d7d1ab1061e0cc47</id>
<content type='text'>
On systems with huge amount of physical memory, VFS cache and memory memmap
may eat all available system memory under 4G, then the system may fail to
allocate swiotlb bounce buffer.

There was a fix for this issue in arch/x86_64/mm/numa.c, but that fix dose
not cover sparsemem model.

This patch add fix to sparsemem model by first try to allocate memmap above
4G.

Signed-off-by: Zou Nan hai &lt;nanhai.zou@intel.com&gt;
Acked-by: Suresh Siddha &lt;suresh.b.siddha@intel.com&gt;
Cc: Andi Kleen &lt;ak@suse.de&gt;
Cc: &lt;stable@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;
[chrisw: trivial backport]
Signed-off-by: Chris Wright &lt;chrisw@sous-sol.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@suse.de&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
On systems with huge amount of physical memory, VFS cache and memory memmap
may eat all available system memory under 4G, then the system may fail to
allocate swiotlb bounce buffer.

There was a fix for this issue in arch/x86_64/mm/numa.c, but that fix dose
not cover sparsemem model.

This patch add fix to sparsemem model by first try to allocate memmap above
4G.

Signed-off-by: Zou Nan hai &lt;nanhai.zou@intel.com&gt;
Acked-by: Suresh Siddha &lt;suresh.b.siddha@intel.com&gt;
Cc: Andi Kleen &lt;ak@suse.de&gt;
Cc: &lt;stable@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;
[chrisw: trivial backport]
Signed-off-by: Chris Wright &lt;chrisw@sous-sol.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@suse.de&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>[PATCH] remove HASH_HIGHMEM</title>
<updated>2006-12-07T16:39:37+00:00</updated>
<author>
<name>Andrew Morton</name>
<email>akpm@osdl.org</email>
</author>
<published>2006-12-07T04:37:33+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=04903664325acb3f199dd8a4b8f1aa437e9fd6b2'/>
<id>04903664325acb3f199dd8a4b8f1aa437e9fd6b2</id>
<content type='text'>
It has no users and it's doubtful that we'll need it again.

Cc: "David S. Miller" &lt;davem@davemloft.net&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
It has no users and it's doubtful that we'll need it again.

Cc: "David S. Miller" &lt;davem@davemloft.net&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] bootmem: miscellaneous coding style fixes</title>
<updated>2006-09-26T15:48:45+00:00</updated>
<author>
<name>Franck Bui-Huu</name>
<email>vagabon.xyz@gmail.com</email>
</author>
<published>2006-09-26T06:31:08+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=f71bf0cac730ccb5ebcdf21747db75ae0445ccde'/>
<id>f71bf0cac730ccb5ebcdf21747db75ae0445ccde</id>
<content type='text'>
It fixes various coding style issues, specially when spaces are useless.  For
example '*' go next to the function name.

Signed-off-by: Franck Bui-Huu &lt;vagabon.xyz@gmail.com&gt;
Cc: Dave Hansen &lt;haveblue@us.ibm.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
It fixes various coding style issues, specially when spaces are useless.  For
example '*' go next to the function name.

Signed-off-by: Franck Bui-Huu &lt;vagabon.xyz@gmail.com&gt;
Cc: Dave Hansen &lt;haveblue@us.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] bootmem: remove useless headers inclusions</title>
<updated>2006-09-26T15:48:45+00:00</updated>
<author>
<name>Franck Bui-Huu</name>
<email>vagabon.xyz@gmail.com</email>
</author>
<published>2006-09-26T06:31:06+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=e786e86a542ccc1133f333402526ad00b9c088ae'/>
<id>e786e86a542ccc1133f333402526ad00b9c088ae</id>
<content type='text'>
Signed-off-by: Franck Bui-Huu &lt;vagabon.xyz@gmail.com&gt;
Cc: Dave Hansen &lt;haveblue@us.ibm.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Signed-off-by: Franck Bui-Huu &lt;vagabon.xyz@gmail.com&gt;
Cc: Dave Hansen &lt;haveblue@us.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] bootmem: limit to 80 columns width</title>
<updated>2006-09-26T15:48:45+00:00</updated>
<author>
<name>Franck Bui-Huu</name>
<email>vagabon.xyz@gmail.com</email>
</author>
<published>2006-09-26T06:31:05+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=bb0923a66820718f636736b22ce47372f79e3400'/>
<id>bb0923a66820718f636736b22ce47372f79e3400</id>
<content type='text'>
Signed-off-by: Franck Bui-Huu &lt;vagabon.xyz@gmail.com&gt;
Cc: Dave Hansen &lt;haveblue@us.ibm.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Signed-off-by: Franck Bui-Huu &lt;vagabon.xyz@gmail.com&gt;
Cc: Dave Hansen &lt;haveblue@us.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] bootmem: remove useless parentheses in bootmem header file</title>
<updated>2006-09-26T15:48:45+00:00</updated>
<author>
<name>Franck Bui-Huu</name>
<email>vagabon.xyz@gmail.com</email>
</author>
<published>2006-09-26T06:31:05+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=71fb2e8f8753b66b1f4295aa264a2eb4e69381e8'/>
<id>71fb2e8f8753b66b1f4295aa264a2eb4e69381e8</id>
<content type='text'>
Signed-off-by: Franck Bui-Huu &lt;vagabon.xyz@gmail.com&gt;
Cc: Dave Hansen &lt;haveblue@us.ibm.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Signed-off-by: Franck Bui-Huu &lt;vagabon.xyz@gmail.com&gt;
Cc: Dave Hansen &lt;haveblue@us.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] bootmem: remove useless __init in header file</title>
<updated>2006-09-26T15:48:45+00:00</updated>
<author>
<name>Franck Bui-Huu</name>
<email>vagabon.xyz@gmail.com</email>
</author>
<published>2006-09-26T06:31:03+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=2d1a07d487d8b36658404839cdf03a974968cefd'/>
<id>2d1a07d487d8b36658404839cdf03a974968cefd</id>
<content type='text'>
__init in headers is pretty useless because the compiler doesn't check it, and
they get out of sync relatively frequently.  So if you see an __init in a
header file, it's quite unreliable and you need to check the definition
anyway.

Signed-off-by: Franck Bui-Huu &lt;vagabon.xyz@gmail.com&gt;
Cc: Dave Hansen &lt;haveblue@us.ibm.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
__init in headers is pretty useless because the compiler doesn't check it, and
they get out of sync relatively frequently.  So if you see an __init in a
header file, it's quite unreliable and you need to check the definition
anyway.

Signed-off-by: Franck Bui-Huu &lt;vagabon.xyz@gmail.com&gt;
Cc: Dave Hansen &lt;haveblue@us.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>[XFRM]: Dynamic xfrm_state hash table sizing.</title>
<updated>2006-09-22T22:08:41+00:00</updated>
<author>
<name>David S. Miller</name>
<email>davem@sunset.davemloft.net</email>
</author>
<published>2006-08-24T10:08:07+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=f034b5d4efdfe0fb9e2a1ce1d95fa7914f24de49'/>
<id>f034b5d4efdfe0fb9e2a1ce1d95fa7914f24de49</id>
<content type='text'>
The grow algorithm is simple, we grow if:

1) we see a hash chain collision at insert, and
2) we haven't hit the hash size limit (currently 1*1024*1024 slots), and
3) the number of xfrm_state objects is &gt; the current hash mask

All of this needs some tweaking.

Remove __initdata from "hashdist" so we can use it safely at run time.

Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
The grow algorithm is simple, we grow if:

1) we see a hash chain collision at insert, and
2) we haven't hit the hash size limit (currently 1*1024*1024 slots), and
3) the number of xfrm_state objects is &gt; the current hash mask

All of this needs some tweaking.

Remove __initdata from "hashdist" so we can use it safely at run time.

Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>[PATCH] FRV: Fix FRV arch compile errors</title>
<updated>2006-07-10T20:24:21+00:00</updated>
<author>
<name>David Howells</name>
<email>dhowells@redhat.com</email>
</author>
<published>2006-07-10T11:44:51+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=9dec17eb577169f78d642c5424e4264186d27115'/>
<id>9dec17eb577169f78d642c5424e4264186d27115</id>
<content type='text'>
Fix some FRV arch compile errors, including:

 (*) Marking nr_kernel_pages as __meminitdata so that references to it end up
     being properly calculated rather than being assumed to be in the small
     data section (and thus calculated wrt the GP register).  Not doing this
     causes the linker to emit errors as the offset is too big to fit into the
     load instruction.

 (*) Move pm_power_off into an unconditionally compiled .c file as it's now
     unconditionally accessed.

 (*) Declare frv_change_cmode() in a header file rather than in a .c file, and
     declare it asmlinkage.

Signed-off-by: David Howells &lt;dhowells@redhat.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Fix some FRV arch compile errors, including:

 (*) Marking nr_kernel_pages as __meminitdata so that references to it end up
     being properly calculated rather than being assumed to be in the small
     data section (and thus calculated wrt the GP register).  Not doing this
     causes the linker to emit errors as the offset is too big to fit into the
     load instruction.

 (*) Move pm_power_off into an unconditionally compiled .c file as it's now
     unconditionally accessed.

 (*) Declare frv_change_cmode() in a header file rather than in a .c file, and
     declare it asmlinkage.

Signed-off-by: David Howells &lt;dhowells@redhat.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] wait_table and zonelist initializing for memory hotadd: change to meminit for build_zonelist</title>
<updated>2006-06-23T14:42:46+00:00</updated>
<author>
<name>Yasunori Goto</name>
<email>y-goto@jp.fujitsu.com</email>
</author>
<published>2006-06-23T09:03:09+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=86356ab147669bd3bcb2149fd9561d1280835c24'/>
<id>86356ab147669bd3bcb2149fd9561d1280835c24</id>
<content type='text'>
Change definitions of some functions and data from __init to __meminit.

These functions and data can be used after bootup by this patch to be used for
hot-add codes.

Signed-off-by: Yasunori Goto &lt;y-goto@jp.fujitsu.com&gt;
Signed-off-by: Andrew Morton &lt;akpm@osdl.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Change definitions of some functions and data from __init to __meminit.

These functions and data can be used after bootup by this patch to be used for
hot-add codes.

Signed-off-by: Yasunori Goto &lt;y-goto@jp.fujitsu.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>
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