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| author | Jason Evans <jasone@canonware.com> | 2016-06-01 13:14:18 -0700 |
|---|---|---|
| committer | Jason Evans <jasone@canonware.com> | 2016-06-05 20:42:24 -0700 |
| commit | 03eea4fb8b464ff399ef3118207feb6b376ceded (patch) | |
| tree | 82ecf625d9164d75acbc47263299b87f97b0a953 /INSTALL | |
| parent | 22588dda6e09f63246064e2e692dc0dded2e8e35 (diff) | |
| download | platform_external_jemalloc_new-03eea4fb8b464ff399ef3118207feb6b376ceded.tar.gz platform_external_jemalloc_new-03eea4fb8b464ff399ef3118207feb6b376ceded.tar.bz2 platform_external_jemalloc_new-03eea4fb8b464ff399ef3118207feb6b376ceded.zip | |
Better document --enable-ivsalloc.
Diffstat (limited to 'INSTALL')
| -rw-r--r-- | INSTALL | 7 |
1 files changed, 4 insertions, 3 deletions
@@ -124,9 +124,10 @@ any of the following arguments (not a definitive list) to 'configure': option documentation for usage details. --enable-ivsalloc - Enable validation code, which verifies that pointers reside within - jemalloc-owned chunks before dereferencing them. This incurs a minor - performance hit. + Enable validation code for malloc_usable_size() and sallocx(), which + verifies that pointers reside within jemalloc-owned extents before + dereferencing metadata. This incurs a minor performance hit, and causes + the functions to return 0 for failed lookups. --enable-prof Enable heap profiling and leak detection functionality. See the "opt.prof" |