On Tue, Jan 20, 2009 at 11:30:22AM +0000, Konstantin Belousov wrote: > Author: kib > Date: Tue Jan 20 11:30:22 2009 > New Revision: 187468 > URL: http://svn.freebsd.org/changeset/base/187468 > > Log: > When extending inode size, we call vnode_pager_setsize(), to have a > address space where to put vnode pages, and then call UFS_BALLOC(), > to actually allocate new block and map it. When UFS_BALLOC() returns > error, sometimes we forget to revert the vm object size increase, > allowing for the pages that are not backed by the logical disk blocks. > > Revert vnode_pager_setsize() back when UFS_BALLOC() failed, for > ffs_truncate() and ffs_write().
can you describe in what scenario this can trigger? can it be that many smallish (a few tens of kB?) of mmaped files being read/write may cause this? thnx _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
