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dmapool: consolidate page initialization

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Various fields of the dma pool are set in different places. Move it all
to one function.

Link: https://lkml.kernel.org/r/20230126215125.4069751-9-kbusch@meta.com
Fixes: 2d55c16c0c ("dmapool: create/destroy cleanup")
Signed-off-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Tony Battersby <tonyb@cybernetics.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Keith Busch 2023-01-26 13:51:21 -08:00 committed by Andrew Morton
parent 5407df10e5
commit f0bccea6bc
1 changed files with 3 additions and 4 deletions
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7
mm/dmapool.c
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@ -274,6 +274,9 @@ static void pool_initialise_page(struct dma_pool *pool, struct dma_page *page)
unsigned int offset = 0;
unsigned int next_boundary = pool->boundary;
pool_init_page(pool, page);
page->in_use = 0;
page->offset = 0;
do {
unsigned int next = offset + pool->size;
if (unlikely((next + pool->size) >= next_boundary)) {
@ -300,11 +303,7 @@ static struct dma_page *pool_alloc_page(struct dma_pool *pool, gfp_t mem_flags)
return NULL;
}
pool_init_page(pool, page);
pool_initialise_page(pool, page);
page->in_use = 0;
page->offset = 0;
return page;
}