| commit | cb63d1bc9eab45185cdc14bad4d3f7d116ed9ffa | |
| author | Matthew Dillon <dillon@apollo.backplane.com> | |
| Wed, 10 Dec 2008 18:27:32 +0000 (10 10:27 -0800) | ||
| committer | Matthew Dillon <dillon@apollo.backplane.com> | |
| Wed, 10 Dec 2008 18:27:32 +0000 (10 10:27 -0800) | ||
| tree | 23093835dc02dbfa49dc97b5abd5742c73ef8ac9 | treesnapshot (tar.gz zip) |
| parent | 5559478583c67b5191fa9e0181fa5961f5255dd3 | commitdiff |
Fix a buffer cache deadlock which can occur when simulated disk devices
(VN) are backed by a HAMMER file. Do not call bwillwrite() via the
VN->VOP_WRITE->HAMMER path.
Add a new IO_RECURSE flag to identify paths for which bwillwrite() should
never be called.
Reported-by: Rumko <rumcic@gmail.com>
(VN) are backed by a HAMMER file. Do not call bwillwrite() via the
VN->VOP_WRITE->HAMMER path.
Add a new IO_RECURSE flag to identify paths for which bwillwrite() should
never be called.
Reported-by: Rumko <rumcic@gmail.com>
| sys/dev/disk/vn/vn.c | diffblobblamehistory | |
| sys/sys/vnode.h | diffblobblamehistory | |
| sys/vfs/hammer/hammer_vnops.c | diffblobblamehistory |