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Or bit_Prefer_MAP_32BIT_EXEC in EXTRA_LD_ENVVARS 

We should turn on bit_Prefer_MAP_32BIT_EXEC in EXTRA_LD_ENVVARS without
overriding other bits.

	[BZ #19758]
	* sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
	(EXTRA_LD_ENVVARS): Or bit_Prefer_MAP_32BIT_EXEC.
This commit is contained in:
H.J. Lu 2016-03-03 14:51:40 -08:00
parent e5d6bc61cb
commit a475427295
2 changed files with 7 additions and 1 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2016-03-03 H.J. Lu <hongjiu.lu@intel.com>
[BZ #19758]
* sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
(EXTRA_LD_ENVVARS): Or bit_Prefer_MAP_32BIT_EXEC.
2016-03-03 Paul Pluzhnikov <ppluzhnikov@google.com>
[BZ #19490]

2
sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
View File

@ -33,7 +33,7 @@
case 21: \
if (memcmp (envline, "PREFER_MAP_32BIT_EXEC", 21) == 0) \
GLRO(dl_x86_cpu_features).feature[index_Prefer_MAP_32BIT_EXEC] \
= bit_Prefer_MAP_32BIT_EXEC; \
|= bit_Prefer_MAP_32BIT_EXEC; \
break;
/* Extra unsecure variables. The names are all stuffed in a single