diff options
Diffstat (limited to 'fs/orangefs/pvfs2-utils.c')
| -rw-r--r-- | fs/orangefs/pvfs2-utils.c | 87 |
1 files changed, 48 insertions, 39 deletions
diff --git a/fs/orangefs/pvfs2-utils.c b/fs/orangefs/pvfs2-utils.c index 086ebbb..c33e719 100644 --- a/fs/orangefs/pvfs2-utils.c +++ b/fs/orangefs/pvfs2-utils.c @@ -111,18 +111,18 @@ static int copy_attributes_to_inode(struct inode *inode, /* - arbitrarily set the inode block size; FIXME: we need to - resolve the difference between the reported inode blocksize - and the PAGE_CACHE_SIZE, since our block count will always - be wrong. - - For now, we're setting the block count to be the proper - number assuming the block size is 512 bytes, and the size is - rounded up to the nearest 4K. This is apparently required - to get proper size reports from the 'du' shell utility. - - changing the inode->i_blkbits to something other than - PAGE_CACHE_SHIFT breaks mmap/execution as we depend on that. + * arbitrarily set the inode block size; FIXME: we need to + * resolve the difference between the reported inode blocksize + * and the PAGE_CACHE_SIZE, since our block count will always + * be wrong. + * + * For now, we're setting the block count to be the proper + * number assuming the block size is 512 bytes, and the size is + * rounded up to the nearest 4K. This is apparently required + * to get proper size reports from the 'du' shell utility. + * + * changing the inode->i_blkbits to something other than + * PAGE_CACHE_SHIFT breaks mmap/execution as we depend on that. */ gossip_debug(GOSSIP_UTILS_DEBUG, "attrs->mask = %x (objtype = %s)\n", @@ -662,41 +662,51 @@ __u64 pvfs2_convert_time_field(void *time_ptr) return pvfs2_time; } -/* The following is a very dirty hack that is now a permanent part of the - * PVFS2 protocol. See protocol.h for more error definitions. */ +/* + * The following is a very dirty hack that is now a permanent part of the + * PVFS2 protocol. See protocol.h for more error definitions. + */ /* The order matches include/pvfs2-types.h in the OrangeFS source. */ static int PINT_errno_mapping[] = { - 0, EPERM, ENOENT, EINTR, EIO, ENXIO, EBADF, EAGAIN, ENOMEM, - EFAULT, EBUSY, EEXIST, ENODEV, ENOTDIR, EISDIR, EINVAL, EMFILE, - EFBIG, ENOSPC, EROFS, EMLINK, EPIPE, EDEADLK, ENAMETOOLONG, - ENOLCK, ENOSYS, ENOTEMPTY, ELOOP, EWOULDBLOCK, ENOMSG, EUNATCH, - EBADR, EDEADLOCK, ENODATA, ETIME, ENONET, EREMOTE, ECOMM, - EPROTO, EBADMSG, EOVERFLOW, ERESTART, EMSGSIZE, EPROTOTYPE, - ENOPROTOOPT, EPROTONOSUPPORT, EOPNOTSUPP, EADDRINUSE, - EADDRNOTAVAIL, ENETDOWN, ENETUNREACH, ENETRESET, ENOBUFS, - ETIMEDOUT, ECONNREFUSED, EHOSTDOWN, EHOSTUNREACH, EALREADY, - EACCES, ECONNRESET, ERANGE + 0, EPERM, ENOENT, EINTR, EIO, ENXIO, EBADF, EAGAIN, ENOMEM, + EFAULT, EBUSY, EEXIST, ENODEV, ENOTDIR, EISDIR, EINVAL, EMFILE, + EFBIG, ENOSPC, EROFS, EMLINK, EPIPE, EDEADLK, ENAMETOOLONG, + ENOLCK, ENOSYS, ENOTEMPTY, ELOOP, EWOULDBLOCK, ENOMSG, EUNATCH, + EBADR, EDEADLOCK, ENODATA, ETIME, ENONET, EREMOTE, ECOMM, + EPROTO, EBADMSG, EOVERFLOW, ERESTART, EMSGSIZE, EPROTOTYPE, + ENOPROTOOPT, EPROTONOSUPPORT, EOPNOTSUPP, EADDRINUSE, + EADDRNOTAVAIL, ENETDOWN, ENETUNREACH, ENETRESET, ENOBUFS, + ETIMEDOUT, ECONNREFUSED, EHOSTDOWN, EHOSTUNREACH, EALREADY, + EACCES, ECONNRESET, ERANGE }; int pvfs2_normalize_to_errno(__s32 error_code) { + __u32 i; + /* Success */ if (error_code == 0) { return 0; - /* This shouldn't ever happen. If it does it should be fixed on the - * server. */ + /* + * This shouldn't ever happen. If it does it should be fixed on the + * server. + */ } else if (error_code > 0) { gossip_err("pvfs2: error status receieved.\n"); gossip_err("pvfs2: assuming error code is inverted.\n"); error_code = -error_code; } - /* XXX: This is very bad since error codes from PVFS2 may not be - * suitable for return into userspace. */ + /* + * XXX: This is very bad since error codes from PVFS2 may not be + * suitable for return into userspace. + */ - /* Convert PVFS2 error values into errno values suitable for return - * from the kernel. */ + /* + * Convert PVFS2 error values into errno values suitable for return + * from the kernel. + */ if ((-error_code) & PVFS_NON_ERRNO_ERROR_BIT) { if (((-error_code) & (PVFS_ERROR_NUMBER_BITS|PVFS_NON_ERRNO_ERROR_BIT| @@ -708,25 +718,24 @@ int pvfs2_normalize_to_errno(__s32 error_code) error_code = -ETIMEDOUT; } else { /* assume a default error code */ - gossip_err("pvfs2: warning: got error code without " - "errno equivalent: %d.\n", error_code); + gossip_err("pvfs2: warning: got error code without errno equivalent: %d.\n", error_code); error_code = -EINVAL; } /* Convert PVFS2 encoded errno values into regular errno values. */ } else if ((-error_code) & PVFS_ERROR_BIT) { - __u32 i; i = (-error_code) & ~(PVFS_ERROR_BIT|PVFS_ERROR_CLASS_BITS); - if (i < sizeof PINT_errno_mapping/sizeof *PINT_errno_mapping) + if (i < sizeof(PINT_errno_mapping)/sizeof(*PINT_errno_mapping)) error_code = -PINT_errno_mapping[i]; else error_code = -EINVAL; - /* Only PVFS2 protocol error codes should ever come here. Otherwise - * there is a bug somewhere. */ + /* + * Only PVFS2 protocol error codes should ever come here. Otherwise + * there is a bug somewhere. + */ } else { - gossip_err("pvfs2: pvfs2_normalize_to_errno: got error code" - "which is not from PVFS2.\n"); + gossip_err("pvfs2: pvfs2_normalize_to_errno: got error code which is not from PVFS2.\n"); } return error_code; } @@ -993,7 +1002,7 @@ void do_k_string(void *k_mask, int index) __u64 *mask = (__u64 *) k_mask; if (keyword_is_amalgam((char *) s_kmod_keyword_mask_map[index].keyword)) - goto out; + goto out; if (*mask & s_kmod_keyword_mask_map[index].mask_val) { if ((strlen(kernel_debug_string) + |
