[merged] zlib-export-s390-symbols-for-zlib-modules.patch removed from -mm tree

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The patch titled
     Subject: zlib: export S390 symbols for zlib modules
has been removed from the -mm tree.  Its filename was
     zlib-export-s390-symbols-for-zlib-modules.patch

This patch was dropped because it was merged into mainline or a subsystem tree

------------------------------------------------------
From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Subject: zlib: export S390 symbols for zlib modules

Fix build errors when ZLIB_INFLATE=m and ZLIB_DEFLATE=m and ZLIB_DFLTCC=y
by exporting the 2 needed symbols in dfltcc_inflate.c.

Fixes these build errors:

ERROR: modpost: "dfltcc_inflate" [lib/zlib_inflate/zlib_inflate.ko] undefined!
ERROR: modpost: "dfltcc_can_inflate" [lib/zlib_inflate/zlib_inflate.ko] undefined!

Link: https://lkml.kernel.org/r/20201123191712.4882-1-rdunlap@xxxxxxxxxxxxx
Fixes: 126196100063 ("lib/zlib: add s390 hardware support for kernel zlib_inflate")
Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Acked-by: Ilya Leoshkevich <iii@xxxxxxxxxxxxx>
Cc: Mikhail Zaslonko <zaslonko@xxxxxxxxxxxxx>
Cc: Heiko Carstens <hca@xxxxxxxxxxxxx>
Cc: Vasily Gorbik <gor@xxxxxxxxxxxxx>
Cc: Christian Borntraeger <borntraeger@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 lib/zlib_dfltcc/dfltcc_inflate.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/lib/zlib_dfltcc/dfltcc_inflate.c~zlib-export-s390-symbols-for-zlib-modules
+++ a/lib/zlib_dfltcc/dfltcc_inflate.c
@@ -4,6 +4,7 @@
 #include "dfltcc_util.h"
 #include "dfltcc.h"
 #include <asm/setup.h>
+#include <linux/export.h>
 #include <linux/zutil.h>
 
 /*
@@ -29,6 +30,7 @@ int dfltcc_can_inflate(
     return is_bit_set(dfltcc_state->af.fns, DFLTCC_XPND) &&
                is_bit_set(dfltcc_state->af.fmts, DFLTCC_FMT0);
 }
+EXPORT_SYMBOL(dfltcc_can_inflate);
 
 static int dfltcc_was_inflate_used(
     z_streamp strm
@@ -147,3 +149,4 @@ dfltcc_inflate_action dfltcc_inflate(
     return (cc == DFLTCC_CC_OP1_TOO_SHORT || cc == DFLTCC_CC_OP2_TOO_SHORT) ?
         DFLTCC_INFLATE_BREAK : DFLTCC_INFLATE_CONTINUE;
 }
+EXPORT_SYMBOL(dfltcc_inflate);
_

Patches currently in -mm which might be from rdunlap@xxxxxxxxxxxxx are

tmpfs-fix-documentation-nits.patch
procfs-delete-duplicated-words-other-fixes.patch
bfs-dont-use-warning-string-when-its-just-info.patch




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