RE: [PATCH resend] arm:extend the reserved memory for initrd to be page aligned

From: Wang, Yalin
Date: Thu Sep 25 2014 - 21:56:54 EST


> On Fri, Sep 19, 2014 at 11:00:02AM +0100, Catalin Marinas wrote:
> > On Fri, Sep 19, 2014 at 08:09:47AM +0100, Wang, Yalin wrote:
> > > this patch extend the start and end address of initrd to be page
> > > aligned, so that we can free all memory including the un-page
> > > aligned head or tail page of initrd, if the start or end address of
> > > initrd are not page aligned, the page can't be freed by
> free_initrd_mem() function.
> > >
> > > Signed-off-by: Yalin Wang <yalin.wang@xxxxxxxxxxxxxx>
> >
> > Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>
> >
> > (as I said, if Russell doesn't have any objections please send the
> > patch to his patch system)
>
> I now have an objection. The patches in the emails were properly formatted.
> The patches which were submitted to the patch system (there's two of them
> doing the same thing...) are not:
>
> --- ../kernel.torvalds.git.origin/arch/arm/mm/init.c 2014-09-24
> 16:24:06.863759000 +0800
> +++ arch/arm/mm/init.c 2014-09-24 16:27:11.455456000 +0800
>
> This is totally broken. Let's read the patch(1) man page:
>
> First, patch takes an ordered list of candidate file names as
> follows:
>
> · If the header is that of a context diff, patch takes the old and
> new
> file names in the header. A name is ignored if it does not
> have
> enough slashes to satisfy the -pnum or --strip=num option. The
> name
> /dev/null is also ignored.
>
> · If there is an Index: line in the leading garbage and if either
> the
> old and new names are both absent or if patch is conforming
> to
> POSIX, patch takes the name in the Index: line.
>
> · For the purpose of the following rules, the candidate file names
> are
> considered to be in the order (old, new, index), regardless of
> the
> order that they appear in the header.
>
> Then patch selects a file name from the candidate list as follows:
>
> · If some of the named files exist, patch selects the first name
> if
> conforming to POSIX, and the best name otherwise.
> ...
> · If no named files exist, no RCS, ClearCase, Perforce, or SCCS
> master
> was found, some names are given, patch is not conforming to
> POSIX,
> and the patch appears to create a file, patch selects the best
> name
> requiring the creation of the fewest directories.
>
> · If no file name results from the above heuristics, you are asked
> for
> the name of the file to patch, and patch selects that name.
>
> ...
>
> NOTES FOR PATCH SENDERS
> There are several things you should bear in mind if you are going to
> be
> sending out patches.
> ...
> If the recipient is supposed to use the -pN option, do not send
> output
> that looks like this:
>
> diff -Naur v2.0.29/prog/README prog/README
> --- v2.0.29/prog/README Mon Mar 10 15:13:12 1997
> +++ prog/README Mon Mar 17 14:58:22 1997
>
> because the two file names have different numbers of slashes, and
> dif-
> ferent versions of patch interpret the file names differently.
> To
> avoid confusion, send output that looks like this instead:
>
> diff -Naur v2.0.29/prog/README v2.0.30/prog/README
> --- v2.0.29/prog/README Mon Mar 10 15:13:12 1997
> +++ v2.0.30/prog/README Mon Mar 17 14:58:22 1997
>
Got it ,
I will resend the patch,
By the way, how to remove my wrong patch in the patch system ?

Thanks



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