Hi all,
Just a reminder for the upcoming merge window ...
On Thu, 8 Aug 2024 13:58:36 +1000 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> After merging the s390 tree, today's linux-next build (s390 defconfig)
> failed like this:
>
> In file included from include/linux/percpu.h:5,
> from include/linux/percpu_counter.h:14,
> from include/linux/mm_types.h:21,
> from include/linux/ptdump.h:6,
> from arch/s390/mm/dump_pagetables.c:3:
> arch/s390/mm/dump_pagetables.c: In function 'add_marker':
> include/linux/slab.h:848:61: error: too many arguments to function 'kvrealloc_noprof'
> 848 | #define kvrealloc(...) alloc_hooks(kvrealloc_noprof(__VA_ARGS__))
> | ^~~~~~~~~~~~~~~~
> include/linux/alloc_tag.h:206:16: note: in definition of macro 'alloc_hooks_tag'
> 206 | typeof(_do_alloc) _res = _do_alloc; \
> | ^~~~~~~~~
> include/linux/slab.h:848:49: note: in expansion of macro 'alloc_hooks'
> 848 | #define kvrealloc(...) alloc_hooks(kvrealloc_noprof(__VA_ARGS__))
> | ^~~~~~~~~~~
> arch/s390/mm/dump_pagetables.c:259:27: note: in expansion of macro 'kvrealloc'
> 259 | markers = kvrealloc(markers, oldsize, newsize, GFP_KERNEL);
> | ^~~~~~~~~
> In file included from include/linux/fs.h:45,
> from include/linux/seq_file.h:11,
> from arch/s390/mm/dump_pagetables.c:4:
> include/linux/slab.h:846:7: note: declared here
> 846 | void *kvrealloc_noprof(const void *p, size_t size, gfp_t flags)
> | ^~~~~~~~~~~~~~~~
> include/linux/slab.h:848:61: error: too many arguments to function 'kvrealloc_noprof'
> 848 | #define kvrealloc(...) alloc_hooks(kvrealloc_noprof(__VA_ARGS__))
> | ^~~~~~~~~~~~~~~~
> include/linux/alloc_tag.h:206:34: note: in definition of macro 'alloc_hooks_tag'
> 206 | typeof(_do_alloc) _res = _do_alloc; \
> | ^~~~~~~~~
> include/linux/slab.h:848:49: note: in expansion of macro 'alloc_hooks'
> 848 | #define kvrealloc(...) alloc_hooks(kvrealloc_noprof(__VA_ARGS__))
> | ^~~~~~~~~~~
> arch/s390/mm/dump_pagetables.c:259:27: note: in expansion of macro 'kvrealloc'
> 259 | markers = kvrealloc(markers, oldsize, newsize, GFP_KERNEL);
> | ^~~~~~~~~
> include/linux/slab.h:846:7: note: declared here
> 846 | void *kvrealloc_noprof(const void *p, size_t size, gfp_t flags)
> | ^~~~~~~~~~~~~~~~
>
> Caused by commit
>
> d0e7915d2ad3 ("s390/mm/ptdump: Generate address marker array dynamically")
>
> interacting with commit
>
> d4a913add37d ("mm: kvmalloc: align kvrealloc() with krealloc()")
>
> from the mm-unstable branch of the mm tree.
>
> I have applied the following merge fix patch.
>
> From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> Date: Thu, 8 Aug 2024 13:50:39 +1000
> Subject: [PATCH] fixup for "s390/mm/ptdump: Generate address marker array dynamically"
>
> interacting with "mm: kvmalloc: align kvrealloc() with krealloc()"
> from the mm tree.
>
> Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> ---
> arch/s390/mm/dump_pagetables.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/s390/mm/dump_pagetables.c b/arch/s390/mm/dump_pagetables.c
> index 9e2dc42143b3..fa54f3bc0c8d 100644
> --- a/arch/s390/mm/dump_pagetables.c
> +++ b/arch/s390/mm/dump_pagetables.c
> @@ -256,7 +256,7 @@ static int add_marker(unsigned long start, unsigned long end, const char *name)
> if (!oldsize)
> markers = kvmalloc(newsize, GFP_KERNEL);
> else
> - markers = kvrealloc(markers, oldsize, newsize, GFP_KERNEL);
> + markers = kvrealloc(markers, newsize, GFP_KERNEL);
> if (!markers)
> goto error;
> markers[markers_cnt].is_start = 1;
> --
> 2.43.0
--
Cheers,
Stephen Rothwell
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