Messages in this thread Patch in this message | | | From | Andrzej Krzysztofowicz <> | Subject | [PATCH] OOPS on swapon | Date | Mon, 7 Jun 1999 11:50:25 +0200 (EEST) |
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Hi,
> here's how to reproduce it: > dd if=/dev/zero of=swapfile count=8192 > mkswap -v1 swapfile > swapon swapfile > swapon swapfile > swapoff swapfile > swapon swapfile --> Oops > > cat-ing /proc/swaps after the Oops will also give you > Oops. > tried it on 2.2.9 & 2.2.7 on machines where i don't have
The following patch should fix this problem with swapfile:
--- linux/mm/swapfile.c.orig Mon Jun 7 11:20:26 1999 +++ linux/mm/swapfile.c Mon Jun 7 11:30:09 1999 @@ -572,7 +572,7 @@ } else if (S_ISREG(swap_dentry->d_inode->i_mode)) { error = -EBUSY; for (i = 0 ; i < nr_swapfiles ; i++) { - if (i == type) + if (i == type || !swap_info[i].swap_file) continue; if (swap_dentry->d_inode == swap_info[i].swap_file->d_inode) goto bad_swap;
Regards Andrzej -- ======================================================================= Andrzej M. Krzysztofowicz ankry@mif.pg.gda.pl phone (48)(58) 347 14 61 Faculty of Applied Phys. & Math., Technical University of Gdansk - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
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