Messages in this thread | | | Date | Tue, 4 Dec 2012 15:27:34 +0900 | Subject | Re: [PATCH v5 7/8] fat (exportfs): rebuild directory-inode if fat_dget() fails | From | Namjae Jeon <> |
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2012/12/3, OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>: > Namjae Jeon <linkinjeon@gmail.com> writes: > >> From: Namjae Jeon <namjae.jeon@samsung.com> >> >> This patch enables rebuilding of directory inodes which are not present >> in the cache.This is done by traversing the disk clusters to find the >> directory entry of the parent directory and using its i_pos to build the >> inode. >> Do this only if the "nostale_ro" nfs mount option is specified. > > This became much better than before. However, we have to consolidate the > code with fat_search_long() finally. > > E.g. this version is having the issue already fixed. If there is > corruption in fat cluster-chain, it lead to infinite > loop. fat_get_cluster() checks infinite loop by limit. since, the focus this time was for NFS functionality for FAT (removing ESTALE error). The changes were made in that context.
Later, we can make the changes as part of code reorganizing which can be controlled via. Separate patches which do not have any impact on default functionality and verification can be carried out in that scope.
> > OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> >
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