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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-06-04 11:56:53 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-06-04 11:56:53 -0700 |
| commit | 125f42b0e226d201a2118b79a6c7f1ddb9aabe1d (patch) | |
| tree | 3d23effd0dce1e6f13c363eff4d854a273190719 /fs/nfs/pnfs.h | |
| parent | 3c06e6cbdb6a3faa73fbdfd9022e23f82d24c372 (diff) | |
| parent | 4f253e1eb628f5adf7ca4f43aab4bbb1bfffa081 (diff) | |
Merge tag 'nfs-for-4.12-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
Pull NFS client bugfixes from Trond Myklebust:
"Bugfixes include:
- Fix a typo in commit e092693443b ("NFS append COMMIT after
synchronous COPY") that breaks copy offload
- Fix the connect error propagation in xs_tcp_setup_socket()
- Fix a lock leak in nfs40_walk_client_list
- Verify that pNFS requests lie within the offset range of the layout
segment"
* tag 'nfs-for-4.12-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
nfs: Mark unnecessarily extern functions as static
SUNRPC: ensure correct error is reported by xs_tcp_setup_socket()
NFSv4.0: Fix a lock leak in nfs40_walk_client_list
pnfs: Fix the check for requests in range of layout segment
xprtrdma: Delete an error message for a failed memory allocation in xprt_rdma_bc_setup()
pNFS/flexfiles: missing error code in ff_layout_alloc_lseg()
NFS fix COMMIT after COPY
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 |