Re: [PATCH V2] acpi/prmt: find block with specific type
From: kernel test robot
Date: Mon Sep 02 2024 - 00:26:49 EST
Hi KobaK,
kernel test robot noticed the following build warnings:
[auto build test WARNING on rafael-pm/linux-next]
[also build test WARNING on rafael-pm/bleeding-edge linus/master v6.11-rc6 next-20240830]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/KobaK/acpi-prmt-find-block-with-specific-type/20240902-002354
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
patch link: https://lore.kernel.org/r/20240901162255.1302358-1-kobak%40nvidia.com
patch subject: [PATCH V2] acpi/prmt: find block with specific type
config: x86_64-kexec (https://download.01.org/0day-ci/archive/20240902/202409021235.QLbKiKxF-lkp@xxxxxxxxx/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240902/202409021235.QLbKiKxF-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202409021235.QLbKiKxF-lkp@xxxxxxxxx/
All warnings (new ones prefixed by >>):
>> drivers/acpi/prmt.c:88:66: warning: format specifies type 'unsigned long' but the argument has type 'u64' (aka 'unsigned long long') [-Wformat]
88 | pr_warn("PRM: Failed to find a VA block for pa: %lx type %u\n", pa, type);
| ~~~ ^~
| %llx
include/linux/printk.h:518:37: note: expanded from macro 'pr_warn'
518 | printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
| ~~~ ^~~~~~~~~~~
include/linux/printk.h:465:60: note: expanded from macro 'printk'
465 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
| ~~~ ^~~~~~~~~~~
include/linux/printk.h:437:19: note: expanded from macro 'printk_index_wrap'
437 | _p_func(_fmt, ##__VA_ARGS__); \
| ~~~~ ^~~~~~~~~~~
1 warning generated.
vim +88 drivers/acpi/prmt.c
74
75 static u64 efi_pa_va_lookup(u64 pa, u32 type)
76 {
77 efi_memory_desc_t *md;
78 u64 pa_offset = pa & ~PAGE_MASK;
79 u64 page = pa & PAGE_MASK;
80
81 for_each_efi_memory_desc(md) {
82 if ((md->type == type) &&
83 (md->phys_addr < pa && pa < md->phys_addr + PAGE_SIZE * md->num_pages)) {
84 return pa_offset + md->virt_addr + page - md->phys_addr;
85 }
86 }
87
> 88 pr_warn("PRM: Failed to find a VA block for pa: %lx type %u\n", pa, type);
89
90 return 0;
91 }
92
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