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Don't emit warnings on MADV_HUGEPAGE; Firefox uses it a lot.

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MFC after:	2 weeks
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
trasz 2020-07-10 21:41:09 +00:00
parent 84bb1bc3bb
commit 8f75ec4950
1 changed files with 6 additions and 0 deletions
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6
sys/compat/linux/linux_mmap.c
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@ -371,7 +371,13 @@ linux_madvise_common(struct thread *td, uintptr_t addr, size_t len, int behav)
/* Ignored; on FreeBSD huge pages are always on. */ /* Ignored; on FreeBSD huge pages are always on. */
return (0); return (0);
case LINUX_MADV_NOHUGEPAGE: 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"); linux_msg(curthread, "unsupported madvise MADV_NOHUGEPAGE");
#endif
return (EINVAL); return (EINVAL);
case LINUX_MADV_DONTDUMP: case LINUX_MADV_DONTDUMP:
return (kern_madvise(td, addr, len, MADV_NOCORE)); return (kern_madvise(td, addr, len, MADV_NOCORE));