diff options
Diffstat (limited to 'fs/nfs')
| -rw-r--r-- | fs/nfs/inode.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index 6c662598f885..99a4f52c14b2 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -1046,6 +1046,51 @@ struct nfs_fh *nfs_alloc_fhandle(void) } /** + * _nfs_display_fhandle - display an NFS file handle on the console + * + * @fh: file handle to display + * @caption: display caption + * + * For debugging only. + */ +#ifdef RPC_DEBUG +void _nfs_display_fhandle(const struct nfs_fh *fh, const char *caption) +{ + unsigned short i; + + if (fh->size == 0 || fh == NULL) { + printk(KERN_DEFAULT "%s at %p is empty\n", caption, fh); + return; + } + + printk(KERN_DEFAULT "%s at %p is %u bytes:\n", caption, fh, fh->size); + for (i = 0; i < fh->size; i += 16) { + __be32 *pos = (__be32 *)&fh->data[i]; + + switch ((fh->size - i - 1) >> 2) { + case 0: + printk(KERN_DEFAULT " %08x\n", + be32_to_cpup(pos)); + break; + case 1: + printk(KERN_DEFAULT " %08x %08x\n", + be32_to_cpup(pos), be32_to_cpup(pos + 1)); + break; + case 2: + printk(KERN_DEFAULT " %08x %08x %08x\n", + be32_to_cpup(pos), be32_to_cpup(pos + 1), + be32_to_cpup(pos + 2)); + break; + default: + printk(KERN_DEFAULT " %08x %08x %08x %08x\n", + be32_to_cpup(pos), be32_to_cpup(pos + 1), + be32_to_cpup(pos + 2), be32_to_cpup(pos + 3)); + } + } +} +#endif + +/** * nfs_inode_attrs_need_update - check if the inode attributes need updating * @inode - pointer to inode * @fattr - attributes |