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Remove --disable-tcache.

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Simplify configuration by removing the --disable-tcache option, but
replace the testing for that configuration with
--with-malloc-conf=tcache:false.

Fix the thread.arena and thread.tcache.flush mallctls to work correctly
if tcache is disabled.

This partially resolves #580.
This commit is contained in:
Jason Evans 2017-04-20 17:21:37 -07:00
parent 5aa46f027d
commit 4403c9ab44
25 changed files with 188 additions and 412 deletions
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5
INSTALL
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@ -153,11 +153,6 @@ any of the following arguments (not a definitive list) to 'configure':
Statically link against the specified libunwind.a rather than dynamically
linking with -lunwind.
--disable-tcache
Disable thread-specific caches for small objects. Objects are cached and
released in bulk, thus reducing the total number of mutex operations. See
the "opt.tcache" option for usage details.
--disable-munmap
Disable virtual memory deallocation via munmap(2); instead keep track of
the virtual memory for later use. munmap() is disabled by default (i.e.