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From: Dmitry Chagin <dchagin@FreeBSD.org>
Date: Sun, 28 May 2017 07:37:40 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r319052 - in head/sys/modules: linux linux64
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Author: dchagin
Date: Sun May 28 07:37:40 2017
New Revision: 319052
URL: https://svnweb.freebsd.org/changeset/base/319052

Log:
  Strip _binary_linux_locore_o_size from ${VDSO}.so as it is a low absolute
  symbol, and this breaks symbol lookup in ddb.
  
  Requested by:	bde@
  
  MFC after:	1 week

Modified:
  head/sys/modules/linux/Makefile
  head/sys/modules/linux64/Makefile

Modified: head/sys/modules/linux/Makefile
==============================================================================
--- head/sys/modules/linux/Makefile	Sun May 28 07:04:50 2017	(r319051)
+++ head/sys/modules/linux/Makefile	Sun May 28 07:37:40 2017	(r319052)
@@ -64,10 +64,12 @@ linux${SFX}_support.o: linux${SFX}_assym
 ${VDSO}.so: linux${SFX}_locore.o
 	${OBJCOPY} --input-target binary --output-target elf64-x86-64-freebsd			\
 	    --binary-architecture i386 linux${SFX}_locore.o ${.TARGET}
+	strip -N _binary_linux${SFX}_locore_o_size ${.TARGET}
 .else
 ${VDSO}.so: linux${SFX}_locore.o
 	${OBJCOPY} --input-target binary --output-target elf32-i386-freebsd			\
 	    --binary-architecture i386 linux${SFX}_locore.o ${.TARGET}
+	strip -N _binary_linux_locore_o_size ${.TARGET}
 .endif
 
 linux${SFX}_genassym.o:

Modified: head/sys/modules/linux64/Makefile
==============================================================================
--- head/sys/modules/linux64/Makefile	Sun May 28 07:04:50 2017	(r319051)
+++ head/sys/modules/linux64/Makefile	Sun May 28 07:37:40 2017	(r319052)
@@ -38,6 +38,7 @@ linux_locore.o: linux_locore.s linux_ass
 ${VDSO}.so: linux_locore.o
 	${OBJCOPY} --input-target binary --output-target elf64-x86-64-freebsd		\
 	    -S -g --binary-architecture i386:x86-64 linux_locore.o ${.TARGET}
+	strip -N _binary_linux_locore_o_size ${.TARGET}
 
 linux_support.o: assym.s linux_assym.h
 	${CC} -c -x assembler-with-cpp -DLOCORE ${CFLAGS} \