<br>On Tue, 18 Aug 2015 15:57:08 -0700 a...@linux-foundation.org
wrote:<br>><br>> On Wed, 19 Aug 2015 06:27:58 +0800 Chen Gang<br>>
<xili_gchen_5...@hotmail.com> wrote:<br>><br>>> From: Chen Gang
<xili_gchen_5...@hotmail.com><br>><br>> As sent, this patch is
From:you@hotmail and Signed-off-by:you@gmail.<br>><br>> This is peculiar.
I'm assuming that it should have been From:you@gmail and<br>> I have made
that change to my copy of the patch.<br>><br>> You can do this yourself
by putting an explicit From: line at the start<br>> of the
changelog.<br>><br><br>Yes, it is really peculiar, the reason is gmail is
not stable in China.<br>I have to send mail in my hotmail address.<br><br>But I
still want to use my gmail as Signed-off-by, since I have already<br>used it,
and also its name is a little formal than my hotmail.<br><br>Welcome any ideas,
suggestions and completions for it (e.g. if it is<br>necessary to let send mail
and Signed-off-by mail be the same, I shall<br>try).<br><br>[...]<br><br>>
So,<br>><br>> ---
a/mm/mmap.c~mm-mmap-simplify-the-failure-return-working-flow-fix<br>> +++
a/mm/mmap.c<br>> @@ -2952,7 +2952,7 @@ struct vm_area_struct
*copy_vma(struct v<br>> } else {<br>> new_vma =
kmem_cache_alloc(vm_area_cachep, GFP_KERNEL);<br>> if
(!new_vma)<br>> - return NULL;<br>> +
goto out;<br>> *new_vma = *vma;<br>>
new_vma->vm_start = addr;<br>> new_vma->vm_end =
addr + len;<br>> @@ -2971,10 +2971,11 @@ struct vm_area_struct
*copy_vma(struct v<br>> }<br>> return
new_vma;<br>><br>> - out_free_mempol:<br>> +out_free_mempol:<br>>
mpol_put(vma_policy(new_vma));<br>> - out_free_vma:<br>>
+out_free_vma:<br>> kmem_cache_free(vm_area_cachep,
new_vma);<br>> +out:<br>> return NULL;<br>>
}<br>><br><br>It is OK to me, thanks.<br><br>During these days (2-4 months),
I shall try to make some patches for<br>Linux mm:<br><br> - I am learning Linux
kernel mmu, so I can re-use part of code to user<br> mode (add softmmu to
qemu linux user in my working time). Then I can<br> try some mm patches when
I am reading related code.<br><br> - At present, cross-building various archs
with allmodconfig looks OK<br> (have no many issues), so for me, I can stop
and start another parts<br> (e.g. mmu, loongson machine of mips arch,
...).<br><br>Welcome any ideas, suggestions and completions for it:<br><br> -
Assume I am not quite familiar with mmu -- in honest, I feel I am<br> really
not.<br><br> - Is it possible to build the related 'softmmu' as a module which
can<br> be used by both kernel mode and user mode (if really it is, I
shall<br> try to perform it -- I can do it in my working time).<br><br> -
...<br><br>Thanks.<br>--<br>Chen Gang<br><br>Open, share, and attitude like
air, water, and life which God blessed<br>
