Mercurial > hg > graal-compiler
changeset 3913:27702f012017
7087583: Hotspot fails to allocate heap with mmap(MAP_HUGETLB)
Summary: Try using small pages when transparent huge pages allocation fails
Reviewed-by: ysr
author | iveresov |
---|---|
date | Tue, 06 Sep 2011 21:03:51 -0700 |
parents | 4668545121b8 |
children | 20213c8a3c40 c2bf0120ee5d |
files | src/os/linux/vm/os_linux.cpp |
diffstat | 1 files changed, 8 insertions(+), 4 deletions(-) [+] |
line wrap: on
line diff
--- a/src/os/linux/vm/os_linux.cpp Fri Sep 02 21:33:57 2011 -0700 +++ b/src/os/linux/vm/os_linux.cpp Tue Sep 06 21:03:51 2011 -0700 @@ -2531,10 +2531,14 @@ } return true; } - return false; - } - - return commit_memory(addr, size, exec); + // Fall through and try to use small pages + } + + if (commit_memory(addr, size, exec)) { + realign_memory(addr, size, alignment_hint); + return true; + } + return false; } void os::realign_memory(char *addr, size_t bytes, size_t alignment_hint) {