Author: trasz
Date: Mon Aug 24 17:31:17 2020
New Revision: 364717
URL: https://svnweb.freebsd.org/changeset/base/364717
Log:
MFC r363087:
Don't emit warnings on MADV_HUGEPAGE; Firefox uses it a lot.
Sponsored by: The FreeBSD Foundation
Modified:
stable/12/sys/compat/linux/linux_mmap.c
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/sys/compat/linux/linux_mmap.c
==============================================================================
--- stable/12/sys/compat/linux/linux_mmap.c Mon Aug 24 17:29:37 2020
(r364716)
+++ stable/12/sys/compat/linux/linux_mmap.c Mon Aug 24 17:31:17 2020
(r364717)
@@ -267,7 +267,13 @@ linux_madvise_common(struct thread *td, uintptr_t addr
/* Ignored; on FreeBSD huge pages are always on. */
return (0);
case LINUX_MADV_NOHUGEPAGE:
+#if 0
+ /*
+ * Don't warn - Firefox uses it a lot, and in real Linux it's
+ * an optional feature.
+ */
linux_msg(curthread, "unsupported madvise MADV_NOHUGEPAGE");
+#endif
return (EINVAL);
case LINUX_MADV_DONTDUMP:
return (kern_madvise(td, addr, len, MADV_NOCORE));
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