[colyli-bcache:nvdimm-meta 23/23] drivers/md/bcache/alloc.c:481:6: warning: no previous prototype for '__bch_nvmpg_bucket_free'
From: kernel test robot
Date: Thu Oct 28 2021 - 00:07:28 EST
tree: https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git nvdimm-meta
head: 8ebe8e635e612489a10ed35a1d8bf344daaf8424
commit: 8ebe8e635e612489a10ed35a1d8bf344daaf8424 [23/23] bcache: store btree nodes on nvdimm
config: i386-debian-10.3 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git/commit/?id=8ebe8e635e612489a10ed35a1d8bf344daaf8424
git remote add colyli-bcache https://git.kernel.org/pub/scm/linux/kernel/git/colyli/linux-bcache.git
git fetch --no-tags colyli-bcache nvdimm-meta
git checkout 8ebe8e635e612489a10ed35a1d8bf344daaf8424
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All warnings (new ones prefixed by >>):
In file included from drivers/md/bcache/alloc.c:66:
drivers/md/bcache/nvmpg.h:167:21: error: static declaration of 'bch_nvmpg_offset_to_ptr' follows non-static declaration
167 | static inline void *bch_nvmpg_offset_to_ptr(unsigned long offset)
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/md/bcache/nvmpg.h:102:7: note: previous declaration of 'bch_nvmpg_offset_to_ptr' was here
102 | void *bch_nvmpg_offset_to_ptr(unsigned long offset);
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/md/bcache/nvmpg.h:172:29: error: static declaration of 'bch_nvmpg_ptr_to_offset' follows non-static declaration
172 | static inline unsigned long bch_nvmpg_ptr_to_offset(struct bch_nvmpg_ns *ns, void *ptr)
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/md/bcache/nvmpg.h:103:15: note: previous declaration of 'bch_nvmpg_ptr_to_offset' was here
103 | unsigned long bch_nvmpg_ptr_to_offset(struct bch_nvmpg_ns *ns, void *ptr);
| ^~~~~~~~~~~~~~~~~~~~~~~
>> drivers/md/bcache/alloc.c:481:6: warning: no previous prototype for '__bch_nvmpg_bucket_free' [-Wmissing-prototypes]
481 | void __bch_nvmpg_bucket_free(struct cache_set *c, struct bkey *k)
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/md/bcache/alloc.c: In function '__bch_nvmpg_bucket_free':
>> drivers/md/bcache/alloc.c:488:23: warning: passing argument 1 of 'bch_nvmpg_free_pages' makes pointer from integer without a cast [-Wint-conversion]
488 | bch_nvmpg_free_pages(nvmpg_offset, order, c->set_uuid);
| ^~~~~~~~~~~~
| |
| long unsigned int
In file included from drivers/md/bcache/alloc.c:66:
drivers/md/bcache/nvmpg.h:140:47: note: expected 'void *' but argument is of type 'long unsigned int'
140 | static inline void bch_nvmpg_free_pages(void *addr, int order, const char *uuid) { }
| ~~~~~~^~~~
In file included from drivers/md/bcache/nvmpg.h:8,
from drivers/md/bcache/alloc.c:66:
At top level:
drivers/md/bcache/nvmpg_format.h:132:19: warning: 'bch_nvmpg_recs_magic' defined but not used [-Wunused-const-variable=]
132 | static const __u8 bch_nvmpg_recs_magic[] = {
| ^~~~~~~~~~~~~~~~~~~~
drivers/md/bcache/nvmpg_format.h:129:19: warning: 'bch_nvmpg_magic' defined but not used [-Wunused-const-variable=]
129 | static const __u8 bch_nvmpg_magic[] = {
| ^~~~~~~~~~~~~~~
vim +/__bch_nvmpg_bucket_free +481 drivers/md/bcache/alloc.c
480
> 481 void __bch_nvmpg_bucket_free(struct cache_set *c, struct bkey *k)
482 {
483 int order;
484 unsigned long nvmpg_offset;
485
486 order = ilog2(c->cache->sb.bucket_size / PAGE_SECTORS);
487 nvmpg_offset = bkey_offset_to_nvmpg_offset(PTR_OFFSET(k, 0));
> 488 bch_nvmpg_free_pages(nvmpg_offset, order, c->set_uuid);
489 }
490
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