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NFS client updates for Linux 7.1

Browse source 
Highlights include:
 
 Bugfixes:
 - NFS: Fix handling of ENOSPC so that if we have to resend writes, they
   are written synchronously.
 - SUNRPC: RDMA transport fixes from Chuck
 - NFSv4.2: Several fixes for delegated timestamps
 - NFSv4: Failure to obtain a directory delegation should not cause
   stat() to fail.
 - NFSv4: Rename was failing to update timestamps when a directory
   delegation is held.
 - NFSv4: Ensure we check rsize/wsize after crossing a NFSv4 filesystem
   boundary.
 - NFSv4/pnfs: If the server is down, retry the layout returns on reboot
 - NFSv4/pnfs: Fallback to MDS could result in a short write being
   incorrectly logged.
 
 Cleanups:
 - NFS: use memcpy_and_pad in decode_fh
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Merge tag 'nfs-for-7.1-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull NFS client updates from Trond Myklebust:
 "Bugfixes:

   - Fix handling of ENOSPC so that if we have to resend writes, they
     are written synchronously

   - SUNRPC RDMA transport fixes from Chuck

   - Several fixes for delegated timestamps in NFSv4.2

   - Failure to obtain a directory delegation should not cause stat() to
     fail with NFSv4

   - Rename was failing to update timestamps when a directory delegation
     is held on NFSv4

   - Ensure we check rsize/wsize after crossing a NFSv4 filesystem
     boundary

   - NFSv4/pnfs:

      - If the server is down, retry the layout returns on reboot

      - Fallback to MDS could result in a short write being incorrectly
        logged

  Cleanups:

   - Use memcpy_and_pad in decode_fh"

* tag 'nfs-for-7.1-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: (21 commits)
  NFS: Fix RCU dereference of cl_xprt in nfs_compare_super_address
  NFS: remove redundant __private attribute from nfs_page_class
  NFSv4.2: fix CLONE/COPY attrs in presence of delegated attributes
  NFS: fix writeback in presence of errors
  nfs: use memcpy_and_pad in decode_fh
  NFSv4.1: Apply session size limits on clone path
  NFSv4: retry GETATTR if GET_DIR_DELEGATION failed
  NFS: fix RENAME attr in presence of directory delegations
  pnfs/flexfiles: validate ds_versions_cnt is non-zero
  NFS/blocklayout: print each device used for SCSI layouts
  xprtrdma: Post receive buffers after RPC completion
  xprtrdma: Scale receive batch size with credit window
  xprtrdma: Replace rpcrdma_mr_seg with xdr_buf cursor
  xprtrdma: Decouple frwr_wp_create from frwr_map
  xprtrdma: Close lost-wakeup race in xprt_rdma_alloc_slot
  xprtrdma: Avoid 250 ms delay on backlog wakeup
  xprtrdma: Close sendctx get/put race that can block a transport
  nfs: update inode ctime after removexattr operation
  nfs: fix utimensat() for atime with delegated timestamps
  NFS: improve "Server wrote zero bytes" error
  ...
This commit is contained in:
Linus Torvalds 2026-04-24 14:20:03 -07:00
commit b85900e91c
25 changed files with 443 additions and 215 deletions
Download patch file Download diff file Expand all files Collapse all files

28
include/trace/events/rpcrdma.h
View file

@ -392,10 +392,10 @@ DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
const struct rpc_task *task,
unsigned int pos,
struct rpcrdma_mr *mr,
int nsegs
bool is_last
),
TP_ARGS(task, pos, mr, nsegs),
TP_ARGS(task, pos, mr, is_last),
TP_STRUCT__entry(
__field(unsigned int, task_id)
@ -405,7 +405,7 @@ DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
__field(u32, handle)
__field(u32, length)
__field(u64, offset)
__field(int, nsegs)
__field(bool, is_last)
),
TP_fast_assign(
@ -416,7 +416,7 @@ DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
__entry->handle = mr->mr_handle;
__entry->length = mr->mr_length;
__entry->offset = mr->mr_offset;
__entry->nsegs = nsegs;
__entry->is_last = is_last;
),
TP_printk(SUNRPC_TRACE_TASK_SPECIFIER
@ -424,7 +424,7 @@ DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
__entry->task_id, __entry->client_id,
__entry->pos, __entry->length,
(unsigned long long)__entry->offset, __entry->handle,
__entry->nents < __entry->nsegs ? "more" : "last"
__entry->is_last ? "last" : "more"
)
);
@ -434,18 +434,18 @@ DECLARE_EVENT_CLASS(xprtrdma_rdch_event,
const struct rpc_task *task, \
unsigned int pos, \
struct rpcrdma_mr *mr, \
int nsegs \
bool is_last \
), \
TP_ARGS(task, pos, mr, nsegs))
TP_ARGS(task, pos, mr, is_last))
DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
TP_PROTO(
const struct rpc_task *task,
struct rpcrdma_mr *mr,
int nsegs
bool is_last
),
TP_ARGS(task, mr, nsegs),
TP_ARGS(task, mr, is_last),
TP_STRUCT__entry(
__field(unsigned int, task_id)
@ -454,7 +454,7 @@ DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
__field(u32, handle)
__field(u32, length)
__field(u64, offset)
__field(int, nsegs)
__field(bool, is_last)
),
TP_fast_assign(
@ -464,7 +464,7 @@ DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
__entry->handle = mr->mr_handle;
__entry->length = mr->mr_length;
__entry->offset = mr->mr_offset;
__entry->nsegs = nsegs;
__entry->is_last = is_last;
),
TP_printk(SUNRPC_TRACE_TASK_SPECIFIER
@ -472,7 +472,7 @@ DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
__entry->task_id, __entry->client_id,
__entry->length, (unsigned long long)__entry->offset,
__entry->handle,
__entry->nents < __entry->nsegs ? "more" : "last"
__entry->is_last ? "last" : "more"
)
);
@ -481,9 +481,9 @@ DECLARE_EVENT_CLASS(xprtrdma_wrch_event,
TP_PROTO( \
const struct rpc_task *task, \
struct rpcrdma_mr *mr, \
int nsegs \
bool is_last \
), \
TP_ARGS(task, mr, nsegs))
TP_ARGS(task, mr, is_last))
TRACE_DEFINE_ENUM(DMA_BIDIRECTIONAL);
TRACE_DEFINE_ENUM(DMA_TO_DEVICE);