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| author | kib <kib@FreeBSD.org> | 2015-04-28 08:20:23 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2015-04-28 08:20:23 +0000 |
| commit | dfce070d88c9afeca115a00e1f023cf5d70836fc (patch) | |
| tree | b776edabdf7aeff7e2a40b3c182c47175563257a /sys/vm/vm_fault.c | |
| parent | 65773effb924fc3b36d0b38bd76b8a94ced0edd5 (diff) | |
| download | FreeBSD-src-dfce070d88c9afeca115a00e1f023cf5d70836fc.zip FreeBSD-src-dfce070d88c9afeca115a00e1f023cf5d70836fc.tar.gz | |
Do not sleep waiting for the MAP_ENTRY_IN_TRANSITION state ending with
the vnode locked.
Review: https://reviews.freebsd.org/D2381
Submitted by: Conrad Meyer, Attilio Rao
MFC after: 1 week
Diffstat (limited to 'sys/vm/vm_fault.c')
| -rw-r--r-- | sys/vm/vm_fault.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/vm/vm_fault.c b/sys/vm/vm_fault.c index 13f46e1..0c84d44 100644 --- a/sys/vm/vm_fault.c +++ b/sys/vm/vm_fault.c @@ -348,6 +348,10 @@ RetryFault:; vm_map_lock(fs.map); if (vm_map_lookup_entry(fs.map, vaddr, &fs.entry) && (fs.entry->eflags & MAP_ENTRY_IN_TRANSITION)) { + if (fs.vp != NULL) { + vput(fs.vp); + fs.vp = NULL; + } fs.entry->eflags |= MAP_ENTRY_NEEDS_WAKEUP; vm_map_unlock_and_wait(fs.map, 0); } else |
