Integrated: JDK-8312394: [linux] SIGSEGV if kernel was built without hugepage support

[Thomas Stuefe]

On Wed, 19 Jul 2023 14:11:28 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:

> Somewhat trivial fixes. Hugepage detection crashes on systems whose kernels have no support compiled in for them.
> 
> - check the result of opendir() before using
> - don't scan for hugepages at all if we don't have a default hugepage.

This pull request has now been integrated.

Changeset: 94eb44b1
Author:    Thomas Stuefe <stuefe at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/94eb44b192ba421692549a178c386ea34164ea50
Stats:     22 lines in 1 file changed: 6 ins; 2 del; 14 mod

8312394: [linux] SIGSEGV if kernel was built without hugepage support

Reviewed-by: dholmes, shade

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PR: https://git.openjdk.org/jdk/pull/14936