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NFS: NFSoRDMA Client Changes

Browse source 
These patches continue to build up for improving the rsize and wsize that the
 NFS client uses when talking over RDMA.  In addition, these patches also add
 in scalability enhancements and other bugfixes.
 
 Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
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Merge tag 'nfs-rdma-for-4.2' of git://git.linux-nfs.org/projects/anna/nfs-rdma

NFS: NFSoRDMA Client Changes

These patches continue to build up for improving the rsize and wsize that the
NFS client uses when talking over RDMA.  In addition, these patches also add
in scalability enhancements and other bugfixes.

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

* tag 'nfs-rdma-for-4.2' of git://git.linux-nfs.org/projects/anna/nfs-rdma: (142 commits)
  xprtrdma: Reduce per-transport MR allocation
  xprtrdma: Stack relief in fmr_op_map()
  xprtrdma: Split rb_lock
  xprtrdma: Remove rpcrdma_ia::ri_memreg_strategy
  xprtrdma: Remove ->ro_reset
  xprtrdma: Remove unused LOCAL_INV recovery logic
  xprtrdma: Acquire MRs in rpcrdma_register_external()
  xprtrdma: Introduce an FRMR recovery workqueue
  xprtrdma: Acquire FMRs in rpcrdma_fmr_register_external()
  xprtrdma: Introduce helpers for allocating MWs
  xprtrdma: Use ib_device pointer safely
  xprtrdma: Remove rr_func
  xprtrdma: Replace rpcrdma_rep::rr_buffer with rr_rxprt
  xprtrdma: Warn when there are orphaned IB objects
  ...
This commit is contained in:
Trond Myklebust 2015-06-16 11:36:47 -04:00
commit 3438995bc4
153 changed files with 1636 additions and 941 deletions
Download patch file Download diff file Expand all files Collapse all files

1
include/linux/backing-dev.h
View file

@ -116,7 +116,6 @@ __printf(3, 4)
int bdi_register(struct backing_dev_info *bdi, struct device *parent,
const char *fmt, ...);
int bdi_register_dev(struct backing_dev_info *bdi, dev_t dev);
void bdi_unregister(struct backing_dev_info *bdi);
int __must_check bdi_setup_and_register(struct backing_dev_info *, char *);
void bdi_start_writeback(struct backing_dev_info *bdi, long nr_pages,
enum wb_reason reason);

6
include/linux/of.h
View file

@ -121,6 +121,8 @@ extern struct device_node *of_stdout;
extern raw_spinlock_t devtree_lock;
#ifdef CONFIG_OF
void of_core_init(void);
static inline bool is_of_node(struct fwnode_handle *fwnode)
{
return fwnode && fwnode->type == FWNODE_OF;
@ -376,6 +378,10 @@ bool of_console_check(struct device_node *dn, char *name, int index);
#else /* CONFIG_OF */
static inline void of_core_init(void)
{
}
static inline bool is_of_node(struct fwnode_handle *fwnode)
{
return false;

4
include/linux/perf_event.h
View file

@ -92,8 +92,6 @@ struct hw_perf_event_extra {
int idx; /* index in shared_regs->regs[] */
};
struct event_constraint;
/**
* struct hw_perf_event - performance event hardware details:
*/
@ -112,8 +110,6 @@ struct hw_perf_event {
struct hw_perf_event_extra extra_reg;
struct hw_perf_event_extra branch_reg;
struct event_constraint *constraint;
};
struct { /* software */
struct hrtimer hrtimer;

3
include/linux/sunrpc/xprtrdma.h
View file

@ -56,7 +56,8 @@
#define RPCRDMA_INLINE_PAD_THRESH (512)/* payload threshold to pad (bytes) */
/* memory registration strategies */
/* Memory registration strategies, by number.
* This is part of a kernel / user space API. Do not remove. */
enum rpcrdma_memreg {
RPCRDMA_BOUNCEBUFFERS = 0,
RPCRDMA_REGISTER,