From: kbuild test robot <fengguang.wu@intel.com>
To: Minchan Kim <minchan@kernel.org>
Cc: kbuild-all@01.org, Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>
Subject: [linux-review:Tetsuo-Handa/mm-vmscan-Use-accurate-values-for-zone_reclaimable-checks/20151021-203036 9489/9695] include/linux/uaccess.h:88:13: error: storage class specified for parameter '__probe_kernel_read'
Date: Wed, 21 Oct 2015 21:48:40 +0800 [thread overview]
Message-ID: <201510212134.UwroVzAf%fengguang.wu@intel.com> (raw)
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Hi Minchan,
[auto build test ERROR on v4.3-rc6-108-gce1fad2 -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
url: https://github.com/0day-ci/linux/commits/Tetsuo-Handa/mm-vmscan-Use-accurate-values-for-zone_reclaimable-checks/20151021-203036
config: microblaze-nommu_defconfig (attached as .config)
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=microblaze
All error/warnings (new ones prefixed by >>):
In file included from init/main.c:50:0:
include/linux/rmap.h:274:1: error: expected declaration specifiers or '...' before '{' token
{
^
In file included from include/linux/highmem.h:8:0,
from include/linux/pagemap.h:10,
from include/linux/mempolicy.h:14,
from init/main.c:51:
>> include/linux/uaccess.h:88:13: error: storage class specified for parameter '__probe_kernel_read'
extern long __probe_kernel_read(void *dst, const void *src, size_t size);
^
>> include/linux/uaccess.h:99:21: error: storage class specified for parameter 'probe_kernel_write'
extern long notrace probe_kernel_write(void *dst, const void *src, size_t size);
^
>> include/linux/uaccess.h:99:21: error: 'no_instrument_function' attribute applies only to functions
>> include/linux/uaccess.h:100:21: error: storage class specified for parameter '__probe_kernel_write'
extern long notrace __probe_kernel_write(void *dst, const void *src, size_t size);
^
include/linux/uaccess.h:100:21: error: 'no_instrument_function' attribute applies only to functions
>> include/linux/uaccess.h:102:13: error: storage class specified for parameter 'strncpy_from_unsafe'
extern long strncpy_from_unsafe(char *dst, const void *unsafe_addr, long count);
^
In file included from include/linux/highmem.h:11:0,
from include/linux/pagemap.h:10,
from include/linux/mempolicy.h:14,
from init/main.c:51:
>> arch/microblaze/include/asm/cacheflush.h:53:23: error: storage class specified for parameter 'mbc'
extern struct scache *mbc;
^
>> arch/microblaze/include/asm/cacheflush.h:105:20: error: storage class specified for parameter 'copy_to_user_page'
static inline void copy_to_user_page(struct vm_area_struct *vma,
^
>> arch/microblaze/include/asm/cacheflush.h:105:20: warning: parameter 'copy_to_user_page' declared 'inline'
>> arch/microblaze/include/asm/cacheflush.h:108:1: warning: 'always_inline' attribute ignored [-Wattributes]
{
^
>> arch/microblaze/include/asm/cacheflush.h:105:20: error: 'no_instrument_function' attribute applies only to functions
static inline void copy_to_user_page(struct vm_area_struct *vma,
^
>> arch/microblaze/include/asm/cacheflush.h:108:1: error: expected ';', ',' or ')' before '{' token
{
^
--
In file included from kernel/fork.c:55:0:
include/linux/rmap.h:274:1: error: expected declaration specifiers or '...' before '{' token
{
^
In file included from kernel/fork.c:56:0:
>> include/linux/ksm.h:69:19: error: storage class specified for parameter 'ksm_fork'
static inline int ksm_fork(struct mm_struct *mm, struct mm_struct *oldmm)
^
>> include/linux/ksm.h:69:19: warning: parameter 'ksm_fork' declared 'inline'
>> include/linux/ksm.h:70:1: warning: 'always_inline' attribute ignored [-Wattributes]
{
^
>> include/linux/ksm.h:69:19: error: 'no_instrument_function' attribute applies only to functions
static inline int ksm_fork(struct mm_struct *mm, struct mm_struct *oldmm)
^
>> include/linux/ksm.h:70:1: error: expected ';', ',' or ')' before '{' token
{
^
--
In file included from mm/filemap.c:36:0:
include/linux/rmap.h:274:1: error: expected declaration specifiers or '...' before '{' token
{
^
In file included from mm/filemap.c:37:0:
>> mm/internal.h:44:20: error: storage class specified for parameter 'set_page_count'
static inline void set_page_count(struct page *page, int v)
^
>> mm/internal.h:44:20: warning: parameter 'set_page_count' declared 'inline'
>> mm/internal.h:45:1: warning: 'always_inline' attribute ignored [-Wattributes]
{
^
>> mm/internal.h:44:20: error: 'no_instrument_function' attribute applies only to functions
static inline void set_page_count(struct page *page, int v)
^
>> mm/internal.h:45:1: error: expected ';', ',' or ')' before '{' token
{
^
--
In file included from mm/interval_tree.c:11:0:
include/linux/rmap.h:274:1: error: expected declaration specifiers or '...' before '{' token
{
^
In file included from include/linux/interval_tree_generic.h:22:0,
from mm/interval_tree.c:12:
>> include/linux/rbtree_augmented.h:44:13: error: storage class specified for parameter '__rb_insert_augmented'
extern void __rb_insert_augmented(struct rb_node *node, struct rb_root *root,
^
>> include/linux/rbtree_augmented.h:58:20: warning: 'struct rb_augment_callbacks' declared inside parameter list
const struct rb_augment_callbacks *augment)
^
>> include/linux/rbtree_augmented.h:58:20: warning: its scope is only this definition or declaration, which is probably not what you want
>> include/linux/rbtree_augmented.h:57:1: error: storage class specified for parameter 'rb_insert_augmented'
rb_insert_augmented(struct rb_node *node, struct rb_root *root,
^
>> include/linux/rbtree_augmented.h:57:1: warning: parameter 'rb_insert_augmented' declared 'inline'
>> include/linux/rbtree_augmented.h:59:1: warning: 'always_inline' attribute ignored [-Wattributes]
{
^
>> include/linux/rbtree_augmented.h:57:1: error: 'no_instrument_function' attribute applies only to functions
rb_insert_augmented(struct rb_node *node, struct rb_root *root,
^
>> include/linux/rbtree_augmented.h:59:1: error: expected ';', ',' or ')' before '{' token
{
^
vim +/__probe_kernel_read +88 include/linux/uaccess.h
c33fa9f5 Ingo Molnar 2008-04-17 82 * @size: size of the data chunk
c33fa9f5 Ingo Molnar 2008-04-17 83 *
c33fa9f5 Ingo Molnar 2008-04-17 84 * Safely read from address @src to the buffer at @dst. If a kernel fault
c33fa9f5 Ingo Molnar 2008-04-17 85 * happens, handle that and return -EFAULT.
c33fa9f5 Ingo Molnar 2008-04-17 86 */
f29c5041 Steven Rostedt 2011-05-19 87 extern long probe_kernel_read(void *dst, const void *src, size_t size);
f29c5041 Steven Rostedt 2011-05-19 @88 extern long __probe_kernel_read(void *dst, const void *src, size_t size);
c33fa9f5 Ingo Molnar 2008-04-17 89
c33fa9f5 Ingo Molnar 2008-04-17 90 /*
c33fa9f5 Ingo Molnar 2008-04-17 91 * probe_kernel_write(): safely attempt to write to a location
c33fa9f5 Ingo Molnar 2008-04-17 92 * @dst: address to write to
c33fa9f5 Ingo Molnar 2008-04-17 93 * @src: pointer to the data that shall be written
c33fa9f5 Ingo Molnar 2008-04-17 94 * @size: size of the data chunk
c33fa9f5 Ingo Molnar 2008-04-17 95 *
c33fa9f5 Ingo Molnar 2008-04-17 96 * Safely write to address @dst from the buffer at @src. If a kernel fault
c33fa9f5 Ingo Molnar 2008-04-17 97 * happens, handle that and return -EFAULT.
c33fa9f5 Ingo Molnar 2008-04-17 98 */
f29c5041 Steven Rostedt 2011-05-19 @99 extern long notrace probe_kernel_write(void *dst, const void *src, size_t size);
f29c5041 Steven Rostedt 2011-05-19 @100 extern long notrace __probe_kernel_write(void *dst, const void *src, size_t size);
c33fa9f5 Ingo Molnar 2008-04-17 101
1a6877b9 Alexei Starovoitov 2015-08-28 @102 extern long strncpy_from_unsafe(char *dst, const void *unsafe_addr, long count);
1a6877b9 Alexei Starovoitov 2015-08-28 103
43cc247b Andrew Morton 2015-10-21 104 /**
43cc247b Andrew Morton 2015-10-21 105 * probe_kernel_address(): safely attempt to read from a location
:::::: The code at line 88 was first introduced by commit
:::::: f29c50419c8d1998edd759f1990c4243a248f469 maccess,probe_kernel: Make write/read src const void *
:::::: TO: Steven Rostedt <srostedt@redhat.com>
:::::: CC: Steven Rostedt <rostedt@goodmis.org>
---
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