From: kernel test robot <lkp@intel.com>
To: Kent Overstreet <kent.overstreet@linux.dev>
Cc: oe-kbuild-all@lists.linux.dev,
Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>,
Suren Baghdasaryan <surenb@google.com>
Subject: [akpm-mm:mm-unstable 86/199] mm/nommu.c:258: warning: expecting prototype for vmalloc_node_noprof(). Prototype was for vmalloc_node() instead
Date: Thu, 28 Mar 2024 00:51:33 +0800 [thread overview]
Message-ID: <202403280003.Y6Lp2ZvS-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable
head: 4e567abb6482f6228d23491a25b0d343350e51fe
commit: 9aa556ae32f93a3d72747460903fdd229be19d54 [86/199] mm: vmalloc: enable memory allocation profiling
config: sh-allnoconfig (https://download.01.org/0day-ci/archive/20240328/202403280003.Y6Lp2ZvS-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240328/202403280003.Y6Lp2ZvS-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/202403280003.Y6Lp2ZvS-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> mm/nommu.c:258: warning: expecting prototype for vmalloc_node_noprof(). Prototype was for vmalloc_node() instead
>> mm/nommu.c:276: warning: expecting prototype for vzalloc_node_noprof(). Prototype was for vzalloc_node() instead
>> mm/nommu.c:289: warning: expecting prototype for vmalloc_32_noprof(). Prototype was for vmalloc_32() instead
>> mm/nommu.c:305: warning: expecting prototype for vmalloc_32_user_noprof(). Prototype was for vmalloc_32_user() instead
vim +258 mm/nommu.c
e1ca7788dec677 Dave Young 2010-10-26 245
e1ca7788dec677 Dave Young 2010-10-26 246 /**
9aa556ae32f93a Kent Overstreet 2024-03-21 247 * vmalloc_node_noprof - allocate memory on a specific node
e1ca7788dec677 Dave Young 2010-10-26 248 * @size: allocation size
e1ca7788dec677 Dave Young 2010-10-26 249 * @node: numa node
e1ca7788dec677 Dave Young 2010-10-26 250 *
e1ca7788dec677 Dave Young 2010-10-26 251 * Allocate enough pages to cover @size from the page level
e1ca7788dec677 Dave Young 2010-10-26 252 * allocator and map them into contiguous kernel virtual space.
e1ca7788dec677 Dave Young 2010-10-26 253 *
e1ca7788dec677 Dave Young 2010-10-26 254 * For tight control over page level allocator and protection flags
e1ca7788dec677 Dave Young 2010-10-26 255 * use __vmalloc() instead.
e1ca7788dec677 Dave Young 2010-10-26 256 */
9aa556ae32f93a Kent Overstreet 2024-03-21 257 void *vmalloc_node_noprof(unsigned long size, int node)
f61388822a6040 Andrew Morton 2006-02-28 @258 {
9aa556ae32f93a Kent Overstreet 2024-03-21 259 return vmalloc_noprof(size);
f61388822a6040 Andrew Morton 2006-02-28 260 }
9aa556ae32f93a Kent Overstreet 2024-03-21 261 EXPORT_SYMBOL(vmalloc_node_noprof);
e1ca7788dec677 Dave Young 2010-10-26 262
e1ca7788dec677 Dave Young 2010-10-26 263 /**
9aa556ae32f93a Kent Overstreet 2024-03-21 264 * vzalloc_node_noprof - allocate memory on a specific node with zero fill
e1ca7788dec677 Dave Young 2010-10-26 265 * @size: allocation size
e1ca7788dec677 Dave Young 2010-10-26 266 * @node: numa node
e1ca7788dec677 Dave Young 2010-10-26 267 *
e1ca7788dec677 Dave Young 2010-10-26 268 * Allocate enough pages to cover @size from the page level
e1ca7788dec677 Dave Young 2010-10-26 269 * allocator and map them into contiguous kernel virtual space.
e1ca7788dec677 Dave Young 2010-10-26 270 * The memory allocated is set to zero.
e1ca7788dec677 Dave Young 2010-10-26 271 *
e1ca7788dec677 Dave Young 2010-10-26 272 * For tight control over page level allocator and protection flags
e1ca7788dec677 Dave Young 2010-10-26 273 * use __vmalloc() instead.
e1ca7788dec677 Dave Young 2010-10-26 274 */
9aa556ae32f93a Kent Overstreet 2024-03-21 275 void *vzalloc_node_noprof(unsigned long size, int node)
e1ca7788dec677 Dave Young 2010-10-26 @276 {
9aa556ae32f93a Kent Overstreet 2024-03-21 277 return vzalloc_noprof(size);
e1ca7788dec677 Dave Young 2010-10-26 278 }
9aa556ae32f93a Kent Overstreet 2024-03-21 279 EXPORT_SYMBOL(vzalloc_node_noprof);
^1da177e4c3f41 Linus Torvalds 2005-04-16 280
b50731732f926d Paul Mundt 2007-07-21 281 /**
9aa556ae32f93a Kent Overstreet 2024-03-21 282 * vmalloc_32_noprof - allocate virtually contiguous memory (32bit addressable)
^1da177e4c3f41 Linus Torvalds 2005-04-16 283 * @size: allocation size
^1da177e4c3f41 Linus Torvalds 2005-04-16 284 *
^1da177e4c3f41 Linus Torvalds 2005-04-16 285 * Allocate enough 32bit PA addressable pages to cover @size from the
e1c05067c323fb Masahiro Yamada 2015-07-07 286 * page level allocator and map them into contiguous kernel virtual space.
^1da177e4c3f41 Linus Torvalds 2005-04-16 287 */
9aa556ae32f93a Kent Overstreet 2024-03-21 288 void *vmalloc_32_noprof(unsigned long size)
^1da177e4c3f41 Linus Torvalds 2005-04-16 @289 {
9aa556ae32f93a Kent Overstreet 2024-03-21 290 return __vmalloc_noprof(size, GFP_KERNEL);
^1da177e4c3f41 Linus Torvalds 2005-04-16 291 }
9aa556ae32f93a Kent Overstreet 2024-03-21 292 EXPORT_SYMBOL(vmalloc_32_noprof);
b50731732f926d Paul Mundt 2007-07-21 293
b50731732f926d Paul Mundt 2007-07-21 294 /**
9aa556ae32f93a Kent Overstreet 2024-03-21 295 * vmalloc_32_user_noprof - allocate zeroed virtually contiguous 32bit memory
b50731732f926d Paul Mundt 2007-07-21 296 * @size: allocation size
b50731732f926d Paul Mundt 2007-07-21 297 *
b50731732f926d Paul Mundt 2007-07-21 298 * The resulting memory area is 32bit addressable and zeroed so it can be
b50731732f926d Paul Mundt 2007-07-21 299 * mapped to userspace without leaking data.
f905bc447c303f Paul Mundt 2008-02-04 300 *
f905bc447c303f Paul Mundt 2008-02-04 301 * VM_USERMAP is set on the corresponding VMA so that subsequent calls to
f905bc447c303f Paul Mundt 2008-02-04 302 * remap_vmalloc_range() are permissible.
b50731732f926d Paul Mundt 2007-07-21 303 */
9aa556ae32f93a Kent Overstreet 2024-03-21 304 void *vmalloc_32_user_noprof(unsigned long size)
b50731732f926d Paul Mundt 2007-07-21 @305 {
f905bc447c303f Paul Mundt 2008-02-04 306 /*
f905bc447c303f Paul Mundt 2008-02-04 307 * We'll have to sort out the ZONE_DMA bits for 64-bit,
f905bc447c303f Paul Mundt 2008-02-04 308 * but for now this can simply use vmalloc_user() directly.
f905bc447c303f Paul Mundt 2008-02-04 309 */
9aa556ae32f93a Kent Overstreet 2024-03-21 310 return vmalloc_user_noprof(size);
b50731732f926d Paul Mundt 2007-07-21 311 }
9aa556ae32f93a Kent Overstreet 2024-03-21 312 EXPORT_SYMBOL(vmalloc_32_user_noprof);
^1da177e4c3f41 Linus Torvalds 2005-04-16 313
:::::: The code at line 258 was first introduced by commit
:::::: f61388822a6040ff462c5f7260daa0f1017f2db0 [PATCH] nommu: implement vmalloc_node()
:::::: TO: Andrew Morton <akpm@osdl.org>
:::::: CC: Linus Torvalds <torvalds@g5.osdl.org>
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0-DAY CI Kernel Test Service
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