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authorH.J. Lu <hjl.tools@gmail.com>2016-05-20 14:41:14 -0700
committerH.J. Lu <hjl.tools@gmail.com>2016-05-20 14:42:00 -0700
commitb7598b1b855b39628104feb9a1f6151a86351a64 (patch)
treea59690d12b5a09273bafd6cede80a75514c44816 /socket/getsockopt.c
parentb003c666efc6c25908a36bcabee87a2bf1c49a09 (diff)
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Remove special L2 cache case for Knights Landing
L2 cache is shared by 2 cores on Knights Landing, which has 4 threads
per core:

https://en.wikipedia.org/wiki/Xeon_Phi#Knights_Landing

So L2 cache is shared by 8 threads on Knights Landing as reported by
CPUID.  We should remove special L2 cache case for Knights Landing.

	[BZ #18185]
	* sysdeps/x86/cacheinfo.c (init_cacheinfo): Don't limit threads
	sharing L2 cache to 2 for Knights Landing.
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