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Diffstat (limited to 'manual/tunables.texi')
-rw-r--r-- | manual/tunables.texi | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/manual/tunables.texi b/manual/tunables.texi index b31f16da84..be97190d67 100644 --- a/manual/tunables.texi +++ b/manual/tunables.texi @@ -57,6 +57,7 @@ glibc.pthread.stack_cache_size: 0x2800000 (min: 0x0, max: 0xffffffffffffffff) glibc.cpu.hwcap_mask: 0x6 (min: 0x0, max: 0xffffffffffffffff) glibc.malloc.mmap_max: 0 (min: 0, max: 2147483647) glibc.elision.skip_trylock_internal_abort: 3 (min: 0, max: 2147483647) +glibc.cpu.plt_rewrite: 0 (min: 0, max: 2) glibc.malloc.tcache_unsorted_limit: 0x0 (min: 0x0, max: 0xffffffffffffffff) glibc.cpu.x86_ibt: glibc.cpu.hwcaps: @@ -614,6 +615,16 @@ this tunable. This tunable is specific to 64-bit x86-64. @end deftp +@deftp Tunable glibc.cpu.plt_rewrite +When this tunable is set to @code{1}, the dynamic linker will rewrite +the PLT section with 32-bit direct jump. When it is set to @code{2}, +the dynamic linker will rewrite the PLT section with 32-bit direct +jump and on APX processors with 64-bit absolute jump. + +This tunable is specific to x86-64 and effective only when the lazy +binding is disabled. +@end deftp + @node Memory Related Tunables @section Memory Related Tunables @cindex memory related tunables |