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Merge tag 'for-4.19/post-20180822' of git://git.kernel.dk/linux-block

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Pull more block updates from Jens Axboe:

 - Set of bcache fixes and changes (Coly)

 - The flush warn fix (me)

 - Small series of BFQ fixes (Paolo)

 - wbt hang fix (Ming)

 - blktrace fix (Steven)

 - blk-mq hardware queue count update fix (Jianchao)

 - Various little fixes

* tag 'for-4.19/post-20180822' of git://git.kernel.dk/linux-block: (31 commits)
  block/DAC960.c: make some arrays static const, shrinks object size
  blk-mq: sync the update nr_hw_queues with blk_mq_queue_tag_busy_iter
  blk-mq: init hctx sched after update ctx and hctx mapping
  block: remove duplicate initialization
  tracing/blktrace: Fix to allow setting same value
  pktcdvd: fix setting of 'ret' error return for a few cases
  block: change return type to bool
  block, bfq: return nbytes and not zero from struct cftype .write() method
  block, bfq: improve code of bfq_bfqq_charge_time
  block, bfq: reduce write overcharge
  block, bfq: always update the budget of an entity when needed
  block, bfq: readd missing reset of parent-entity service
  blk-wbt: fix IO hang in wbt_wait()
  block: don't warn for flush on read-only device
  bcache: add the missing comments for smp_mb()/smp_wmb()
  bcache: remove unnecessary space before ioctl function pointer arguments
  bcache: add missing SPDX header
  bcache: move open brace at end of function definitions to next line
  bcache: add static const prefix to char * array declarations
  bcache: fix code comments style
  ...
This commit is contained in:
Linus Torvalds
2018-08-22 13:38:05 -07:00
parent fe6f0ed0da 1e7da865b8
commit 5bed49adfe
43 changed files with 865 additions and 642 deletions
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include/uapi/linux/bcache.h
+5 -3
View File
@@ -30,10 +30,10 @@ struct bkey {
BITMASK(name, struct bkey, field, offset, size)
#define PTR_FIELD(name, offset, size) \
static inline __u64 name(const struct bkey *k, unsigned i) \
static inline __u64 name(const struct bkey *k, unsigned int i) \
{ return (k->ptr[i] >> offset) & ~(~0ULL << size); } \
\
static inline void SET_##name(struct bkey *k, unsigned i, __u64 v) \
static inline void SET_##name(struct bkey *k, unsigned int i, __u64 v) \
{ \
k->ptr[i] &= ~(~(~0ULL << size) << offset); \
k->ptr[i] |= (v & ~(~0ULL << size)) << offset; \
@@ -117,12 +117,14 @@ static inline void bkey_copy_key(struct bkey *dest, const struct bkey *src)
static inline struct bkey *bkey_next(const struct bkey *k)
{
__u64 *d = (void *) k;
return (struct bkey *) (d + bkey_u64s(k));
}
static inline struct bkey *bkey_idx(const struct bkey *k, unsigned nr_keys)
static inline struct bkey *bkey_idx(const struct bkey *k, unsigned int nr_keys)
{
__u64 *d = (void *) k;
return (struct bkey *) (d + nr_keys);
}
/* Enough for a key with 6 pointers */