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NEWS: Mention tcache improvements 

Update NEWS with tcache improvements.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
This commit is contained in:
Wilco Dijkstra 2025-07-08 15:03:46 +00:00
parent 521b4d6c4d
commit f33bb12366
1 changed files with 5 additions and 0 deletions
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@ -26,6 +26,11 @@ Major new features:
speed_t is redefined to simply be the baud rate specified as an
unsigned int, which matches the kernel interface.
* The thread-local cache in malloc (tcache) now supports caching of large
blocks. This feature can be enabled by setting the tunable
glibc.malloc.tcache_max to a larger value (max 4194304).
Tcache is also significantly faster for small sizes.
Deprecated and removed features, and other changes affecting compatibility:
* The glibc.rtld.execstack now supports a compatibility mode to allow