* [linyunsheng:page_frag_cache_v3_test_0506 8/11] net/rxrpc/conn_object.c:345:24: error: passing 'struct page_frag_cache' to parameter of incompatible type 'struct page_frag_cache *'; take the address with &
@ 2024-05-06 23:09 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-05-06 23:09 UTC (permalink / raw)
To: Yunsheng Lin; +Cc: llvm, oe-kbuild-all
tree: https://github.com/gestionlin/linux.git page_frag_cache_v3_test_0506
head: 99acbf369a16aae2fe03c509c811029881a1ea4d
commit: 15e685b00ff333b0a5355b5617391bd9b029d953 [8/11] mm: page_frag: avoid caller accessing 'page_frag_cache' directly
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20240507/202405070703.uZj9fVoB-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 37ae4ad0eef338776c7e2cffb3896153d43dcd90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240507/202405070703.uZj9fVoB-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/202405070703.uZj9fVoB-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from net/rxrpc/conn_object.c:10:
In file included from include/linux/module.h:19:
In file included from include/linux/elf.h:6:
In file included from arch/s390/include/asm/elf.h:173:
In file included from arch/s390/include/asm/mmu_context.h:11:
In file included from arch/s390/include/asm/pgalloc.h:18:
In file included from include/linux/mm.h:2208:
include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
509 | item];
| ~~~~
include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
516 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
528 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
537 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
In file included from net/rxrpc/conn_object.c:13:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:11:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
547 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x))
| ^
include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16'
102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x))
| ^
In file included from net/rxrpc/conn_object.c:13:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:11:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
| ^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
| ^
In file included from net/rxrpc/conn_object.c:13:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:11:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:78:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
584 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
692 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
700 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
708 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
717 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
726 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
735 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
>> net/rxrpc/conn_object.c:345:24: error: passing 'struct page_frag_cache' to parameter of incompatible type 'struct page_frag_cache *'; take the address with &
345 | page_frag_cache_drain(conn->tx_data_alloc);
| ^~~~~~~~~~~~~~~~~~~
| &
include/linux/page_frag_cache.h:36:52: note: passing argument to parameter 'nc' here
36 | void page_frag_cache_drain(struct page_frag_cache *nc);
| ^
17 warnings and 1 error generated.
vim +345 net/rxrpc/conn_object.c
305
306 /*
307 * Clean up a dead connection.
308 */
309 static void rxrpc_clean_up_connection(struct work_struct *work)
310 {
311 struct rxrpc_connection *conn =
312 container_of(work, struct rxrpc_connection, destructor);
313 struct rxrpc_net *rxnet = conn->rxnet;
314
315 ASSERT(!conn->channels[0].call &&
316 !conn->channels[1].call &&
317 !conn->channels[2].call &&
318 !conn->channels[3].call);
319 ASSERT(list_empty(&conn->cache_link));
320
321 del_timer_sync(&conn->timer);
322 cancel_work_sync(&conn->processor); /* Processing may restart the timer */
323 del_timer_sync(&conn->timer);
324
325 write_lock(&rxnet->conn_lock);
326 list_del_init(&conn->proc_link);
327 write_unlock(&rxnet->conn_lock);
328
329 rxrpc_purge_queue(&conn->rx_queue);
330
331 rxrpc_kill_client_conn(conn);
332
333 conn->security->clear(conn);
334 key_put(conn->key);
335 rxrpc_put_bundle(conn->bundle, rxrpc_bundle_put_conn);
336 rxrpc_put_peer(conn->peer, rxrpc_peer_put_conn);
337 rxrpc_put_local(conn->local, rxrpc_local_put_kill_conn);
338
339 /* Drain the Rx queue. Note that even though we've unpublished, an
340 * incoming packet could still be being added to our Rx queue, so we
341 * will need to drain it again in the RCU cleanup handler.
342 */
343 rxrpc_purge_queue(&conn->rx_queue);
344
> 345 page_frag_cache_drain(conn->tx_data_alloc);
346 call_rcu(&conn->rcu, rxrpc_rcu_free_connection);
347 }
348
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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