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| author | Nathan Whitehorn <nwhitehorn@FreeBSD.org> | 2012-04-22 17:58:30 +0000 |
|---|---|---|
| committer | Nathan Whitehorn <nwhitehorn@FreeBSD.org> | 2012-04-22 17:58:30 +0000 |
| commit | 0b852c03eb794220c909c28100502f0447e6b555 (patch) | |
| tree | 3464bcba47d02989c74be12e7eda89b7c6c7588d /usr.bin | |
| parent | 6f1d6967f2c1c959073576c204ac0c8ee4f3999c (diff) | |
| download | src-0b852c03eb794220c909c28100502f0447e6b555.tar.gz src-0b852c03eb794220c909c28100502f0447e6b555.zip | |
Avoid a lock order reversal in pmap_extract_and_hold() from relocking
the page. This PMAP requires an additional lock besides the PMAP lock
in pmap_extract_and_hold(), which vm_page_pa_tryrelock() did not release.
Suggested by: kib
MFC after: 4 days
Notes
Notes:
svn path=/head/; revision=234576
Diffstat (limited to 'usr.bin')
0 files changed, 0 insertions, 0 deletions