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scoutfs: allocate contig block pages with nowarn

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We first attempt to allocate our large logically contiguous cached
blocks with physically contiguous pages to minimize the impact on the
tlb.  When that fails we fall back to vmalloc()ed blocks.  Sadly,
high-order page allocation failure is expected and we forgot to provide
the flag that suppresses the page allocation failure message.

Signed-off-by: Zach Brown <zab@versity.com>
This commit is contained in:
Zach Brown
2020-06-03 09:40:00 -07:00
committed by Zach Brown
parent 07ba053021
commit f48112e2a7
1 changed files with 2 additions and 1 deletions
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3
kmod/src/block.c
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@@ -144,7 +144,8 @@ static struct block_private *block_alloc(struct super_block *sb, u64 blkno)
if (!bp)
goto out;
bp->page = alloc_pages(GFP_NOFS, SCOUTFS_BLOCK_LG_PAGE_ORDER);
bp->page = alloc_pages(GFP_NOFS | __GFP_NOWARN,
SCOUTFS_BLOCK_LG_PAGE_ORDER);
if (bp->page) {
scoutfs_inc_counter(sb, block_cache_alloc_page_order);
set_bit(BLOCK_BIT_PAGE_ALLOC, &bp->bits);