diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-05 09:27:05 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-05 09:27:05 +0200 |
| commit | 8bc39bca5e3e8da0d62f7f4d67fdbeecab02b350 (patch) | |
| tree | ac5df85133c64167381acb33086e154724148dc2 /fs/nfs/pnfs.h | |
| parent | 094094a9373fbea80ec00714eed5c24f6fd39ecf (diff) | |
| parent | 3c2993b8c6143d8a5793746a54eba8f86f95240f (diff) | |
Merge 4.12-rc4 into tty-next
We want the tty locking fix in here, so that maybe we can finally get it
fixed for real...
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/nfs/pnfs.h')
| -rw-r--r-- | fs/nfs/pnfs.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h index 2d05b756a8d6..99731e3e332f 100644 --- a/fs/nfs/pnfs.h +++ b/fs/nfs/pnfs.h @@ -593,6 +593,16 @@ pnfs_lseg_range_intersecting(const struct pnfs_layout_range *l1, return pnfs_is_range_intersecting(l1->offset, end1, l2->offset, end2); } +static inline bool +pnfs_lseg_request_intersecting(struct pnfs_layout_segment *lseg, struct nfs_page *req) +{ + u64 seg_last = pnfs_end_offset(lseg->pls_range.offset, lseg->pls_range.length); + u64 req_last = req_offset(req) + req->wb_bytes; + + return pnfs_is_range_intersecting(lseg->pls_range.offset, seg_last, + req_offset(req), req_last); +} + extern unsigned int layoutstats_timer; #ifdef NFS_DEBUG |