Messages in this thread | | | From | Andreas Dilger <> | Date | Mon, 17 Jun 2002 10:17:18 -0600 | Subject | Re: [patch 10/19] direct-to-BIO I/O for swapcache pages |
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On Jun 16, 2002 23:52 -0700, Andrew Morton wrote: > This patch changes the swap I/O handling. The objectives are: > > At swapon time (for an S_ISBLK swapfile), we install a single swap extent > which describes the entire device. > > + inode = sis->swap_file->f_dentry->d_inode; > + if (S_ISBLK(inode->i_mode)) { > + ret = add_swap_extent(sis, 0, sis->max, 0); > + goto done; > + }
I believe it is possible to have blocks marked bad in the swap header, even for a block device, so this will try to use those bad blocks.
Cheers, Andreas -- Andreas Dilger http://www-mddsp.enel.ucalgary.ca/People/adilger/ http://sourceforge.net/projects/ext2resize/
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