* [gustavoars:testing/wfamnae-next20260302 13/13] drivers/md/bcache/btree.c:120:19: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *'
@ 2026-03-04 12:51 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-03-04 12:51 UTC (permalink / raw)
To: Gustavo A. R. Silva; +Cc: llvm, oe-kbuild-all, Gustavo A. R. Silva, LKML
tree: https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git testing/wfamnae-next20260302
head: edaeb7365fb0decc352db789ed93ef51bc8ebafa
commit: edaeb7365fb0decc352db789ed93ef51bc8ebafa [13/13] bcachefs: Avoid dozens of -Wflex-array-member-not-at-end warnings
config: sparc64-allmodconfig (https://download.01.org/0day-ci/archive/20260304/202603042032.gn5QBN3e-lkp@intel.com/config)
compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 9a109fbb6e184ec9bcce10615949f598f4c974a9)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260304/202603042032.gn5QBN3e-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202603042032.gn5QBN3e-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/md/bcache/btree.c:120:19: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
120 | if (b->written < btree_blocks(b))
| ^~~~~~~~~~~~~~~
drivers/md/bcache/bcache.h:770:28: note: expanded from macro 'btree_blocks'
770 | ((unsigned int) (KEY_SIZE(&b->key) >> (b)->c->block_bits))
| ^~~~~~~
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/btree.c:171:20: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
171 | b->written < btree_blocks(b) && i->seq == b->keys.set[0].data->seq;
| ^~~~~~~~~~~~~~~
drivers/md/bcache/bcache.h:770:28: note: expanded from macro 'btree_blocks'
770 | ((unsigned int) (KEY_SIZE(&b->key) >> (b)->c->block_bits))
| ^~~~~~~
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/btree.c:179:7: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
179 | btree_blocks(b))
| ^~~~~~~~~~~~~~~
drivers/md/bcache/bcache.h:770:28: note: expanded from macro 'btree_blocks'
770 | ((unsigned int) (KEY_SIZE(&b->key) >> (b)->c->block_bits))
| ^~~~~~~
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/btree.c:209:50: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
209 | bset_sector_offset(&b->keys, i) < KEY_SIZE(&b->key);
| ^~~~~~~
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/btree.c:219:15: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
219 | bkey_cmp(&b->key, &b->keys.set[0].end) < 0)
| ^~~~~~~
drivers/md/bcache/bset.h:425:60: note: passing argument to parameter 'l' here
425 | static __always_inline int64_t bkey_cmp(const struct bkey *l,
| ^
drivers/md/bcache/btree.c:222:19: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
222 | if (b->written < btree_blocks(b))
| ^~~~~~~~~~~~~~~
drivers/md/bcache/bcache.h:770:28: note: expanded from macro 'btree_blocks'
770 | ((unsigned int) (KEY_SIZE(&b->key) >> (b)->c->block_bits))
| ^~~~~~~
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/btree.c:231:33: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
231 | err, PTR_BUCKET_NR(b->c, &b->key, 0),
| ^~~~~~~
drivers/md/bcache/bcache.h:821:27: note: passing argument to parameter 'k' here
821 | const struct bkey *k,
| ^
drivers/md/bcache/btree.c:254:34: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
254 | bio->bi_iter.bi_size = KEY_SIZE(&b->key) << 9;
| ^~~~~~~
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
>> drivers/md/bcache/btree.c:261:29: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'struct bkey *' [-Wincompatible-pointer-types]
261 | bch_submit_bbio(bio, b->c, &b->key, 0);
| ^~~~~~~
drivers/md/bcache/bcache.h:985:21: note: passing argument to parameter 'k' here
985 | struct bkey *k, unsigned int ptr);
| ^
drivers/md/bcache/btree.c:278:28: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
278 | PTR_BUCKET_NR(b->c, &b->key, 0));
| ^~~~~~~
drivers/md/bcache/bcache.h:821:27: note: passing argument to parameter 'k' here
821 | const struct bkey *k,
| ^
drivers/md/bcache/btree.c:371:20: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
371 | bkey_copy(&k.key, &b->key);
| ^~~~~~~
drivers/md/bcache/bcache_ondisk.h:121:70: note: expanded from macro 'bkey_copy'
121 | #define bkey_copy(_dest, _src) unsafe_memcpy(_dest, _src, bkey_bytes(_src), \
| ^~~~
include/linux/string.h:390:19: note: expanded from macro 'unsafe_memcpy'
390 | memcpy(dst, src, bytes)
| ^~~~~
arch/sparc/include/asm/string.h:15:48: note: expanded from macro 'memcpy'
15 | #define memcpy(t, f, n) __builtin_memcpy(t, f, n)
| ^
drivers/md/bcache/bcache_ondisk.h:116:59: note: passing argument to parameter 'k' here
116 | static inline unsigned long bkey_bytes(const struct bkey *k)
| ^
drivers/md/bcache/btree.c:412:23: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
412 | BUG_ON(b->written >= btree_blocks(b));
| ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
drivers/md/bcache/bcache.h:770:28: note: expanded from macro 'btree_blocks'
770 | ((unsigned int) (KEY_SIZE(&b->key) >> (b)->c->block_bits))
| ^
include/asm-generic/bug.h:81:45: note: expanded from macro 'BUG_ON'
81 | #define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
| ~~~~~~~~~^~~~~~~~~~
include/linux/compiler.h:77:42: note: expanded from macro 'unlikely'
77 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
>> drivers/md/bcache/btree.c:569:50: error: incompatible pointer types passing 'const struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
569 | return -cmp_int(a->level, b->level) ?: bkey_cmp(&a->key, &b->key);
| ^~~~~~~
drivers/md/bcache/bset.h:425:60: note: passing argument to parameter 'l' here
425 | static __always_inline int64_t bkey_cmp(const struct bkey *l,
| ^
drivers/md/bcache/btree.c:569:59: error: incompatible pointer types passing 'const struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
569 | return -cmp_int(a->level, b->level) ?: bkey_cmp(&a->key, &b->key);
| ^~~~~~~
drivers/md/bcache/bset.h:426:25: note: passing argument to parameter 'r' here
426 | const struct bkey *r)
| ^
drivers/md/bcache/btree.c:577:19: error: incompatible pointer types passing 'const struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
577 | KEY_INODE(&b->key), KEY_OFFSET(&b->key));
| ^~~~~~~
include/linux/printk.h:511:60: note: expanded from macro 'printk'
511 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
| ^~~~~~~~~~~
include/linux/printk.h:483:19: note: expanded from macro 'printk_index_wrap'
483 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
drivers/md/bcache/bcache_ondisk.h:64:1: note: passing argument to parameter 'k' here
64 | KEY_FIELD(KEY_INODE, high, 0, 20)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/btree.c:577:40: error: incompatible pointer types passing 'const struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
577 | KEY_INODE(&b->key), KEY_OFFSET(&b->key));
| ^~~~~~~
include/linux/printk.h:511:60: note: expanded from macro 'printk'
511 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
| ^~~~~~~~~~~
include/linux/printk.h:483:19: note: expanded from macro 'printk_index_wrap'
483 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
drivers/md/bcache/bcache_ondisk.h:68:51: note: passing argument to parameter 'k' here
68 | static inline __u64 KEY_OFFSET(const struct bkey *k)
| ^
drivers/md/bcache/btree.c:859:19: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
859 | if (PTR_HASH(c, &b->key) == PTR_HASH(c, k))
| ^~~~~~~
drivers/md/bcache/btree.c:100:45: note: expanded from macro 'PTR_HASH'
100 | (((k)->ptr[0] >> c->bucket_bits) | PTR_GEN(k, 0))
| ^
drivers/md/bcache/bcache_ondisk.h:102:1: note: passing argument to parameter 'k' here
102 | PTR_FIELD(PTR_GEN, 0, 8)
| ^
drivers/md/bcache/bcache_ondisk.h:45:45: note: expanded from macro 'PTR_FIELD'
45 | static inline __u64 name(const struct bkey *k, unsigned int i) \
| ^
drivers/md/bcache/btree.c:1035:19: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
1035 | if (PTR_HASH(c, &b->key) != PTR_HASH(c, k)) {
| ^~~~~~~
drivers/md/bcache/btree.c:100:45: note: expanded from macro 'PTR_HASH'
100 | (((k)->ptr[0] >> c->bucket_bits) | PTR_GEN(k, 0))
| ^
drivers/md/bcache/bcache_ondisk.h:102:1: note: passing argument to parameter 'k' here
102 | PTR_FIELD(PTR_GEN, 0, 8)
| ^
drivers/md/bcache/bcache_ondisk.h:45:45: note: expanded from macro 'PTR_FIELD'
45 | static inline __u64 name(const struct bkey *k, unsigned int i) \
| ^
drivers/md/bcache/btree.c:1110:24: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'struct bkey *' [-Wincompatible-pointer-types]
1110 | bch_bucket_free(b->c, &b->key);
| ^~~~~~~
drivers/md/bcache/bcache.h:994:56: note: passing argument to parameter 'k' here
994 | void bch_bucket_free(struct cache_set *c, struct bkey *k);
| ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
--
>> drivers/md/bcache/debug.c:47:21: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
47 | bkey_copy(&v->key, &b->key);
| ^~~~~~~
drivers/md/bcache/bcache_ondisk.h:121:70: note: expanded from macro 'bkey_copy'
121 | #define bkey_copy(_dest, _src) unsafe_memcpy(_dest, _src, bkey_bytes(_src), \
| ^~~~
include/linux/string.h:390:19: note: expanded from macro 'unsafe_memcpy'
390 | memcpy(dst, src, bytes)
| ^~~~~
arch/sparc/include/asm/string.h:15:48: note: expanded from macro 'memcpy'
15 | #define memcpy(t, f, n) __builtin_memcpy(t, f, n)
| ^
drivers/md/bcache/bcache_ondisk.h:116:59: note: passing argument to parameter 'k' here
116 | static inline unsigned long bkey_bytes(const struct bkey *k)
| ^
drivers/md/bcache/debug.c:54:38: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
54 | bio->bi_iter.bi_sector = PTR_OFFSET(&b->key, 0);
| ^~~~~~~
drivers/md/bcache/bcache_ondisk.h:101:1: note: passing argument to parameter 'k' here
101 | PTR_FIELD(PTR_OFFSET, 8, 43)
| ^
drivers/md/bcache/bcache_ondisk.h:45:45: note: expanded from macro 'PTR_FIELD'
45 | static inline __u64 name(const struct bkey *k, unsigned int i) \
| ^
drivers/md/bcache/debug.c:55:34: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
55 | bio->bi_iter.bi_size = KEY_SIZE(&v->key) << 9;
| ^~~~~~~
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/debug.c:62:34: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
62 | memcpy(ondisk, sorted, KEY_SIZE(&v->key) << 9);
| ^~~~~~~
arch/sparc/include/asm/string.h:15:48: note: expanded from macro 'memcpy'
15 | #define memcpy(t, f, n) __builtin_memcpy(t, f, n)
| ^
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/debug.c:83:3: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
83 | for_each_written_bset(b, ondisk, i) {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/md/bcache/debug.c:26:49: note: expanded from macro 'for_each_written_bset'
26 | (void *) i < (void *) (start) + (KEY_SIZE(&b->key) << 9) &&\
| ^~~~~~~
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/debug.c:198:42: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
198 | bch_extent_to_text(kbuf, sizeof(kbuf), &w->key);
| ^~~~~~~
drivers/md/bcache/extents.h:11:68: note: passing argument to parameter 'k' here
11 | void bch_extent_to_text(char *buf, size_t size, const struct bkey *k);
| ^
6 errors generated.
--
>> drivers/md/bcache/movinggc.c:53:34: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'struct bkey *' [-Wincompatible-pointer-types]
53 | trace_bcache_gc_copy_collision(&io->w->key);
| ^~~~~~~~~~~
include/trace/events/bcache.h:328:24: note: passing argument to parameter 'k' here
328 | TP_PROTO(struct bkey *k),
| ^
>> drivers/md/bcache/movinggc.c:83:26: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
83 | DIV_ROUND_UP(KEY_SIZE(&io->w->key), PAGE_SECTORS), 0);
| ^~~~~~~~~~~
include/linux/math.h:49:22: note: expanded from macro 'DIV_ROUND_UP'
49 | #define DIV_ROUND_UP __KERNEL_DIV_ROUND_UP
| ^
include/uapi/linux/const.h:51:40: note: expanded from macro '__KERNEL_DIV_ROUND_UP'
51 | #define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
| ^
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/movinggc.c:87:34: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
87 | bio->bi_iter.bi_size = KEY_SIZE(&io->w->key) << 9;
| ^~~~~~~~~~~
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/movinggc.c:100:45: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
100 | io->bio.bio.bi_iter.bi_sector = KEY_START(&io->w->key);
| ^~~~~~~~~~~
drivers/md/bcache/bcache_ondisk.h:95:36: note: expanded from macro 'KEY_START'
95 | #define KEY_START(k) (KEY_OFFSET(k) - KEY_SIZE(k))
| ^
drivers/md/bcache/bcache_ondisk.h:68:51: note: passing argument to parameter 'k' here
68 | static inline __u64 KEY_OFFSET(const struct bkey *k)
| ^
drivers/md/bcache/movinggc.c:100:45: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
100 | io->bio.bio.bi_iter.bi_sector = KEY_START(&io->w->key);
| ^~~~~~~~~~~
drivers/md/bcache/bcache_ondisk.h:95:50: note: expanded from macro 'KEY_START'
95 | #define KEY_START(k) (KEY_OFFSET(k) - KEY_SIZE(k))
| ^
drivers/md/bcache/bcache_ondisk.h:63:1: note: passing argument to parameter 'k' here
63 | KEY_FIELD(KEY_SIZE, high, 20, KEY_SIZE_BITS)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/movinggc.c:104:30: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
104 | op->writeback = KEY_DIRTY(&io->w->key);
| ^~~~~~~~~~~
drivers/md/bcache/bcache_ondisk.h:61:1: note: passing argument to parameter 'k' here
61 | KEY_FIELD(KEY_DIRTY, high, 36, 1)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/movinggc.c:105:24: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
105 | op->csum = KEY_CSUM(&io->w->key);
| ^~~~~~~~~~~
drivers/md/bcache/bcache_ondisk.h:59:1: note: passing argument to parameter 'k' here
59 | KEY_FIELD(KEY_CSUM, high, 56, 2)
| ^
drivers/md/bcache/bcache_ondisk.h:42:2: note: expanded from macro 'KEY_FIELD'
42 | BITMASK(name, struct bkey, field, offset, size)
| ^
drivers/md/bcache/bcache_ondisk.h:12:38: note: expanded from macro 'BITMASK'
12 | static inline __u64 name(const type *k) \
| ^
drivers/md/bcache/movinggc.c:107:31: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
107 | bkey_copy(&op->replace_key, &io->w->key);
| ^~~~~~~~~~~
drivers/md/bcache/bcache_ondisk.h:121:70: note: expanded from macro 'bkey_copy'
121 | #define bkey_copy(_dest, _src) unsafe_memcpy(_dest, _src, bkey_bytes(_src), \
| ^~~~
include/linux/string.h:390:19: note: expanded from macro 'unsafe_memcpy'
390 | memcpy(dst, src, bytes)
| ^~~~~
arch/sparc/include/asm/string.h:15:48: note: expanded from macro 'memcpy'
15 | #define memcpy(t, f, n) __builtin_memcpy(t, f, n)
| ^
drivers/md/bcache/bcache_ondisk.h:116:59: note: passing argument to parameter 'k' here
116 | static inline unsigned long bkey_bytes(const struct bkey *k)
| ^
drivers/md/bcache/movinggc.c:121:33: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'struct bkey *' [-Wincompatible-pointer-types]
121 | bch_submit_bbio(bio, io->op.c, &io->w->key, 0);
| ^~~~~~~~~~~
drivers/md/bcache/bcache.h:985:21: note: passing argument to parameter 'k' here
985 | struct bkey *k, unsigned int ptr);
| ^
drivers/md/bcache/movinggc.c:143:20: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' [-Wincompatible-pointer-types]
143 | if (ptr_stale(c, &w->key, 0)) {
..
vim +120 drivers/md/bcache/btree.c
a85e968e66a175 Kent Overstreet 2013-12-20 111
2a285686c10981 Kent Overstreet 2014-03-04 112 static void bch_btree_init_next(struct btree *b)
2a285686c10981 Kent Overstreet 2014-03-04 113 {
2a285686c10981 Kent Overstreet 2014-03-04 114 /* If not a leaf node, always sort */
2a285686c10981 Kent Overstreet 2014-03-04 115 if (b->level && b->keys.nsets)
2a285686c10981 Kent Overstreet 2014-03-04 116 bch_btree_sort(&b->keys, &b->c->sort);
2a285686c10981 Kent Overstreet 2014-03-04 117 else
2a285686c10981 Kent Overstreet 2014-03-04 118 bch_btree_sort_lazy(&b->keys, &b->c->sort);
2a285686c10981 Kent Overstreet 2014-03-04 119
2a285686c10981 Kent Overstreet 2014-03-04 @120 if (b->written < btree_blocks(b))
2a285686c10981 Kent Overstreet 2014-03-04 121 bch_bset_init_next(&b->keys, write_block(b),
4a784266c6a75f Coly Li 2020-10-01 122 bset_magic(&b->c->cache->sb));
2a285686c10981 Kent Overstreet 2014-03-04 123
2a285686c10981 Kent Overstreet 2014-03-04 124 }
2a285686c10981 Kent Overstreet 2014-03-04 125
cafe563591446c Kent Overstreet 2013-03-23 126 /* Btree key manipulation */
cafe563591446c Kent Overstreet 2013-03-23 127
3a3b6a4e075188 Kent Overstreet 2013-07-24 128 void bkey_put(struct cache_set *c, struct bkey *k)
e7c590eb63509c Kent Overstreet 2013-09-10 129 {
6f10f7d1b02b1b Coly Li 2018-08-11 130 unsigned int i;
e7c590eb63509c Kent Overstreet 2013-09-10 131
e7c590eb63509c Kent Overstreet 2013-09-10 132 for (i = 0; i < KEY_PTRS(k); i++)
e7c590eb63509c Kent Overstreet 2013-09-10 133 if (ptr_available(c, k, i))
e7c590eb63509c Kent Overstreet 2013-09-10 134 atomic_dec_bug(&PTR_BUCKET(c, k, i)->pin);
e7c590eb63509c Kent Overstreet 2013-09-10 135 }
e7c590eb63509c Kent Overstreet 2013-09-10 136
cafe563591446c Kent Overstreet 2013-03-23 137 /* Btree IO */
cafe563591446c Kent Overstreet 2013-03-23 138
cafe563591446c Kent Overstreet 2013-03-23 139 static uint64_t btree_csum_set(struct btree *b, struct bset *i)
cafe563591446c Kent Overstreet 2013-03-23 140 {
cafe563591446c Kent Overstreet 2013-03-23 141 uint64_t crc = b->key.ptr[0];
fafff81cead781 Kent Overstreet 2013-12-17 142 void *data = (void *) i + 8, *end = bset_bkey_last(i);
cafe563591446c Kent Overstreet 2013-03-23 143
39fa7a95552cc8 Christoph Hellwig 2021-10-20 144 crc = crc64_be(crc, data, end - data);
c19ed23a0b1848 Kent Overstreet 2013-03-26 145 return crc ^ 0xffffffffffffffffULL;
cafe563591446c Kent Overstreet 2013-03-23 146 }
cafe563591446c Kent Overstreet 2013-03-23 147
78b77bf8b20431 Kent Overstreet 2013-12-17 148 void bch_btree_node_read_done(struct btree *b)
cafe563591446c Kent Overstreet 2013-03-23 149 {
cafe563591446c Kent Overstreet 2013-03-23 150 const char *err = "bad btree header";
ee811287c9f241 Kent Overstreet 2013-12-17 151 struct bset *i = btree_bset_first(b);
48fd7ebe00c1cd Kuan-Wei Chiu 2025-06-15 152 struct btree_iter *iter;
cafe563591446c Kent Overstreet 2013-03-23 153
d2f96f487f471b Shenghui Wang 2018-12-13 154 /*
d2f96f487f471b Shenghui Wang 2018-12-13 155 * c->fill_iter can allocate an iterator with more memory space
d2f96f487f471b Shenghui Wang 2018-12-13 156 * than static MAX_BSETS.
d2f96f487f471b Shenghui Wang 2018-12-13 157 * See the comment arount cache_set->fill_iter.
d2f96f487f471b Shenghui Wang 2018-12-13 158 */
48fd7ebe00c1cd Kuan-Wei Chiu 2025-06-15 159 iter = mempool_alloc(&b->c->fill_iter, GFP_NOIO);
48fd7ebe00c1cd Kuan-Wei Chiu 2025-06-15 160 iter->size = b->c->cache->sb.bucket_size / b->c->cache->sb.block_size;
48fd7ebe00c1cd Kuan-Wei Chiu 2025-06-15 161 iter->used = 0;
cafe563591446c Kent Overstreet 2013-03-23 162
280481d06c8a68 Kent Overstreet 2013-10-24 163 #ifdef CONFIG_BCACHE_DEBUG
48fd7ebe00c1cd Kuan-Wei Chiu 2025-06-15 164 iter->b = &b->keys;
280481d06c8a68 Kent Overstreet 2013-10-24 165 #endif
280481d06c8a68 Kent Overstreet 2013-10-24 166
5794351146199b Kent Overstreet 2013-04-25 167 if (!i->seq)
cafe563591446c Kent Overstreet 2013-03-23 168 goto err;
cafe563591446c Kent Overstreet 2013-03-23 169
cafe563591446c Kent Overstreet 2013-03-23 170 for (;
a85e968e66a175 Kent Overstreet 2013-12-20 171 b->written < btree_blocks(b) && i->seq == b->keys.set[0].data->seq;
cafe563591446c Kent Overstreet 2013-03-23 172 i = write_block(b)) {
cafe563591446c Kent Overstreet 2013-03-23 173 err = "unsupported bset version";
cafe563591446c Kent Overstreet 2013-03-23 174 if (i->version > BCACHE_BSET_VERSION)
cafe563591446c Kent Overstreet 2013-03-23 175 goto err;
cafe563591446c Kent Overstreet 2013-03-23 176
cafe563591446c Kent Overstreet 2013-03-23 177 err = "bad btree header";
4e1ebae3ee4e0c Coly Li 2020-10-01 178 if (b->written + set_blocks(i, block_bytes(b->c->cache)) >
ee811287c9f241 Kent Overstreet 2013-12-17 179 btree_blocks(b))
cafe563591446c Kent Overstreet 2013-03-23 180 goto err;
cafe563591446c Kent Overstreet 2013-03-23 181
cafe563591446c Kent Overstreet 2013-03-23 182 err = "bad magic";
4a784266c6a75f Coly Li 2020-10-01 183 if (i->magic != bset_magic(&b->c->cache->sb))
cafe563591446c Kent Overstreet 2013-03-23 184 goto err;
cafe563591446c Kent Overstreet 2013-03-23 185
cafe563591446c Kent Overstreet 2013-03-23 186 err = "bad checksum";
cafe563591446c Kent Overstreet 2013-03-23 187 switch (i->version) {
cafe563591446c Kent Overstreet 2013-03-23 188 case 0:
cafe563591446c Kent Overstreet 2013-03-23 189 if (i->csum != csum_set(i))
cafe563591446c Kent Overstreet 2013-03-23 190 goto err;
cafe563591446c Kent Overstreet 2013-03-23 191 break;
cafe563591446c Kent Overstreet 2013-03-23 192 case BCACHE_BSET_VERSION:
cafe563591446c Kent Overstreet 2013-03-23 193 if (i->csum != btree_csum_set(b, i))
cafe563591446c Kent Overstreet 2013-03-23 194 goto err;
cafe563591446c Kent Overstreet 2013-03-23 195 break;
cafe563591446c Kent Overstreet 2013-03-23 196 }
cafe563591446c Kent Overstreet 2013-03-23 197
cafe563591446c Kent Overstreet 2013-03-23 198 err = "empty set";
a85e968e66a175 Kent Overstreet 2013-12-20 199 if (i != b->keys.set[0].data && !i->keys)
cafe563591446c Kent Overstreet 2013-03-23 200 goto err;
cafe563591446c Kent Overstreet 2013-03-23 201
48fd7ebe00c1cd Kuan-Wei Chiu 2025-06-15 202 bch_btree_iter_push(iter, i->start, bset_bkey_last(i));
cafe563591446c Kent Overstreet 2013-03-23 203
4e1ebae3ee4e0c Coly Li 2020-10-01 204 b->written += set_blocks(i, block_bytes(b->c->cache));
cafe563591446c Kent Overstreet 2013-03-23 205 }
cafe563591446c Kent Overstreet 2013-03-23 206
cafe563591446c Kent Overstreet 2013-03-23 207 err = "corrupted btree";
cafe563591446c Kent Overstreet 2013-03-23 208 for (i = write_block(b);
a85e968e66a175 Kent Overstreet 2013-12-20 209 bset_sector_offset(&b->keys, i) < KEY_SIZE(&b->key);
4e1ebae3ee4e0c Coly Li 2020-10-01 210 i = ((void *) i) + block_bytes(b->c->cache))
a85e968e66a175 Kent Overstreet 2013-12-20 211 if (i->seq == b->keys.set[0].data->seq)
cafe563591446c Kent Overstreet 2013-03-23 212 goto err;
cafe563591446c Kent Overstreet 2013-03-23 213
48fd7ebe00c1cd Kuan-Wei Chiu 2025-06-15 214 bch_btree_sort_and_fix_extents(&b->keys, iter, &b->c->sort);
cafe563591446c Kent Overstreet 2013-03-23 215
a85e968e66a175 Kent Overstreet 2013-12-20 216 i = b->keys.set[0].data;
cafe563591446c Kent Overstreet 2013-03-23 217 err = "short btree key";
a85e968e66a175 Kent Overstreet 2013-12-20 218 if (b->keys.set[0].size &&
a85e968e66a175 Kent Overstreet 2013-12-20 219 bkey_cmp(&b->key, &b->keys.set[0].end) < 0)
cafe563591446c Kent Overstreet 2013-03-23 220 goto err;
cafe563591446c Kent Overstreet 2013-03-23 221
cafe563591446c Kent Overstreet 2013-03-23 222 if (b->written < btree_blocks(b))
a85e968e66a175 Kent Overstreet 2013-12-20 223 bch_bset_init_next(&b->keys, write_block(b),
4a784266c6a75f Coly Li 2020-10-01 224 bset_magic(&b->c->cache->sb));
cafe563591446c Kent Overstreet 2013-03-23 225 out:
48fd7ebe00c1cd Kuan-Wei Chiu 2025-06-15 226 mempool_free(iter, &b->c->fill_iter);
5794351146199b Kent Overstreet 2013-04-25 227 return;
cafe563591446c Kent Overstreet 2013-03-23 228 err:
cafe563591446c Kent Overstreet 2013-03-23 229 set_btree_node_io_error(b);
88b9f8c426f35e Kent Overstreet 2013-12-17 230 bch_cache_set_error(b->c, "%s at bucket %zu, block %u, %u keys",
cafe563591446c Kent Overstreet 2013-03-23 231 err, PTR_BUCKET_NR(b->c, &b->key, 0),
88b9f8c426f35e Kent Overstreet 2013-12-17 232 bset_block_offset(b, i), i->keys);
cafe563591446c Kent Overstreet 2013-03-23 233 goto out;
cafe563591446c Kent Overstreet 2013-03-23 234 }
cafe563591446c Kent Overstreet 2013-03-23 235
4246a0b63bd8f5 Christoph Hellwig 2015-07-20 236 static void btree_node_read_endio(struct bio *bio)
5794351146199b Kent Overstreet 2013-04-25 237 {
5794351146199b Kent Overstreet 2013-04-25 238 struct closure *cl = bio->bi_private;
1fae7cf05293d3 Coly Li 2018-08-11 239
5794351146199b Kent Overstreet 2013-04-25 240 closure_put(cl);
5794351146199b Kent Overstreet 2013-04-25 241 }
5794351146199b Kent Overstreet 2013-04-25 242
78b77bf8b20431 Kent Overstreet 2013-12-17 243 static void bch_btree_node_read(struct btree *b)
cafe563591446c Kent Overstreet 2013-03-23 244 {
5794351146199b Kent Overstreet 2013-04-25 245 uint64_t start_time = local_clock();
5794351146199b Kent Overstreet 2013-04-25 246 struct closure cl;
5794351146199b Kent Overstreet 2013-04-25 247 struct bio *bio;
cafe563591446c Kent Overstreet 2013-03-23 248
c37511b863f36c Kent Overstreet 2013-04-26 249 trace_bcache_btree_read(b);
c37511b863f36c Kent Overstreet 2013-04-26 250
5794351146199b Kent Overstreet 2013-04-25 251 closure_init_stack(&cl);
cafe563591446c Kent Overstreet 2013-03-23 252
5794351146199b Kent Overstreet 2013-04-25 253 bio = bch_bbio_alloc(b->c);
4f024f3797c43c Kent Overstreet 2013-10-11 254 bio->bi_iter.bi_size = KEY_SIZE(&b->key) << 9;
5794351146199b Kent Overstreet 2013-04-25 255 bio->bi_end_io = btree_node_read_endio;
5794351146199b Kent Overstreet 2013-04-25 256 bio->bi_private = &cl;
70fd76140a6cb6 Christoph Hellwig 2016-11-01 257 bio->bi_opf = REQ_OP_READ | REQ_META;
cafe563591446c Kent Overstreet 2013-03-23 258
a85e968e66a175 Kent Overstreet 2013-12-20 259 bch_bio_map(bio, b->keys.set[0].data);
cafe563591446c Kent Overstreet 2013-03-23 260
5794351146199b Kent Overstreet 2013-04-25 @261 bch_submit_bbio(bio, b->c, &b->key, 0);
5794351146199b Kent Overstreet 2013-04-25 262 closure_sync(&cl);
cafe563591446c Kent Overstreet 2013-03-23 263
4e4cbee93d5613 Christoph Hellwig 2017-06-03 264 if (bio->bi_status)
5794351146199b Kent Overstreet 2013-04-25 265 set_btree_node_io_error(b);
cafe563591446c Kent Overstreet 2013-03-23 266
5794351146199b Kent Overstreet 2013-04-25 267 bch_bbio_free(bio, b->c);
5794351146199b Kent Overstreet 2013-04-25 268
5794351146199b Kent Overstreet 2013-04-25 269 if (btree_node_io_error(b))
5794351146199b Kent Overstreet 2013-04-25 270 goto err;
5794351146199b Kent Overstreet 2013-04-25 271
5794351146199b Kent Overstreet 2013-04-25 272 bch_btree_node_read_done(b);
5794351146199b Kent Overstreet 2013-04-25 273 bch_time_stats_update(&b->c->btree_read_time, start_time);
5794351146199b Kent Overstreet 2013-04-25 274
5794351146199b Kent Overstreet 2013-04-25 275 return;
5794351146199b Kent Overstreet 2013-04-25 276 err:
61cbd250f867f9 Geert Uytterhoeven 2013-09-23 277 bch_cache_set_error(b->c, "io error reading bucket %zu",
5794351146199b Kent Overstreet 2013-04-25 278 PTR_BUCKET_NR(b->c, &b->key, 0));
cafe563591446c Kent Overstreet 2013-03-23 279 }
cafe563591446c Kent Overstreet 2013-03-23 280
:::::: The code at line 120 was first introduced by commit
:::::: 2a285686c109816ba71a00b9278262cf02648258 bcache: btree locking rework
:::::: TO: Kent Overstreet <kmo@daterainc.com>
:::::: CC: Kent Overstreet <kmo@daterainc.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2026-03-04 12:51 [gustavoars:testing/wfamnae-next20260302 13/13] drivers/md/bcache/btree.c:120:19: error: incompatible pointer types passing 'struct bkey_fixed *' to parameter of type 'const struct bkey *' kernel test robot
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