diff options
Diffstat (limited to 'fs/xfs/xfs_mount.h')
| -rw-r--r-- | fs/xfs/xfs_mount.h | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h index fdb60e09a9c5..f69e370db341 100644 --- a/fs/xfs/xfs_mount.h +++ b/fs/xfs/xfs_mount.h @@ -267,30 +267,6 @@ typedef struct xfs_mount { #define XFS_WSYNC_READIO_LOG 15 /* 32k */ #define XFS_WSYNC_WRITEIO_LOG 14 /* 16k */ -/* - * Allow large block sizes to be reported to userspace programs if the - * "largeio" mount option is used. - * - * If compatibility mode is specified, simply return the basic unit of caching - * so that we don't get inefficient read/modify/write I/O from user apps. - * Otherwise.... - * - * If the underlying volume is a stripe, then return the stripe width in bytes - * as the recommended I/O size. It is not a stripe and we've set a default - * buffered I/O size, return that, otherwise return the compat default. - */ -static inline unsigned long -xfs_preferred_iosize(xfs_mount_t *mp) -{ - if (mp->m_flags & XFS_MOUNT_COMPAT_IOSIZE) - return PAGE_SIZE; - return (mp->m_swidth ? - (mp->m_swidth << mp->m_sb.sb_blocklog) : - ((mp->m_flags & XFS_MOUNT_DFLT_IOSIZE) ? - (1 << (int)max(mp->m_readio_log, mp->m_writeio_log)) : - PAGE_SIZE)); -} - #define XFS_LAST_UNMOUNT_WAS_CLEAN(mp) \ ((mp)->m_flags & XFS_MOUNT_WAS_CLEAN) #define XFS_FORCED_SHUTDOWN(mp) ((mp)->m_flags & XFS_MOUNT_FS_SHUTDOWN) |