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authorSong Liu <song@kernel.org>2022-08-30 22:27:34 -0700
committerAndrew Morton <akpm@linux-foundation.org>2022-09-11 20:26:05 -0700
commitbd1264c37c15a75a3164852740ad0c9529907d83 (patch)
tree6f1de20a5ebfcaa5eabbb815491346c36cc54b35 /fs/buffer.c
parent0742e49026121371c7ce1f640628c68c7da175d6 (diff)
mm/vmalloc: extend find_vmap_lowest_match_check with extra arguments
find_vmap_lowest_match() is now able to handle different roots. With DEBUG_AUGMENT_LOWEST_MATCH_CHECK enabled as: : --- a/mm/vmalloc.c : +++ b/mm/vmalloc.c : @@ -713,7 +713,7 @@ EXPORT_SYMBOL(vmalloc_to_pfn); : /*** Global kva allocator ***/ : : -#define DEBUG_AUGMENT_LOWEST_MATCH_CHECK 0 : +#define DEBUG_AUGMENT_LOWEST_MATCH_CHECK 1 compilation failed as: mm/vmalloc.c: In function 'find_vmap_lowest_match_check': mm/vmalloc.c:1328:32: warning: passing argument 1 of 'find_vmap_lowest_match' makes pointer from integer without a cast [-Wint-conversion] 1328 | va_1 = find_vmap_lowest_match(size, align, vstart, false); | ^~~~ | | | long unsigned int mm/vmalloc.c:1236:40: note: expected 'struct rb_root *' but argument is of type 'long unsigned int' 1236 | find_vmap_lowest_match(struct rb_root *root, unsigned long size, | ~~~~~~~~~~~~~~~~^~~~ mm/vmalloc.c:1328:9: error: too few arguments to function 'find_vmap_lowest_match' 1328 | va_1 = find_vmap_lowest_match(size, align, vstart, false); | ^~~~~~~~~~~~~~~~~~~~~~ mm/vmalloc.c:1236:1: note: declared here 1236 | find_vmap_lowest_match(struct rb_root *root, unsigned long size, | ^~~~~~~~~~~~~~~~~~~~~~ Extend find_vmap_lowest_match_check() and find_vmap_lowest_linear_match() with extra arguments to fix this. Link: https://lkml.kernel.org/r/20220906060548.1127396-1-song@kernel.org Link: https://lkml.kernel.org/r/20220831052734.3423079-1-song@kernel.org Fixes: f9863be49312 ("mm/vmalloc: extend __alloc_vmap_area() with extra arguments") Signed-off-by: Song Liu <song@kernel.org> Reviewed-by: Baoquan He <bhe@redhat.com> Reviewed-by: Uladzislau Rezki (Sony) <urezki@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/buffer.c')
0 files changed, 0 insertions, 0 deletions