Attachment 45717 Details for Bug 104085

[patch] zisofs-fix1.diff

zisofs-fix1.diff (text/plain), 1.03 KB, created by Marcus Meissner on 2005-08-11 11:41:29 UTC

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Creator: Marcus Meissner

Created: 2005-08-11 11:41:29 UTC

Size: 1.03 KB

patch

obsolete

>From: Linus Torvalds <torvalds@g5.osdl.org>
>Date: Sat, 6 Aug 2005 16:39:57 +0000 (-0700)
>Subject: Add fakey 'deflateBound()' function to the in-kernel zlib routines
>X-Git-Tag: v2.6.13-rc6
>X-Git-Url: http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=243393c90f2b7cb781fd794e22786e9c8547901a
>
>  Add fakey 'deflateBound()' function to the in-kernel zlib routines
>  
>  It's not the real deflateBound() in newer zlib libraries, partly because
>  the upcoming usage of it won't have the "stream" available, so we can't
>  have the same interfaces anyway.
>---
>
>--- a/include/linux/zlib.h
>+++ b/include/linux/zlib.h
>@@ -506,6 +506,11 @@ extern int zlib_deflateReset (z_streamp 
>    stream state was inconsistent (such as zalloc or state being NULL).
> */
> 
>+static inline unsigned long deflateBound(unsigned long s)
>+{
>+	return s + ((s + 7) >> 3) + ((s + 63) >> 6) + 11;
>+}
>+
> extern int zlib_deflateParams (z_streamp strm, int level, int strategy);
> /*
>      Dynamically update the compression level and compression strategy.  The

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