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s390/ism: don't pass bogus GFP_ flags to dma_alloc_coherent 

dma_alloc_coherent is an opaque allocator that only uses the GFP_ flags
for allocation context control.  Don't pass __GFP_COMP which makes no
sense for an allocation that can't in any way be converted to a page
pointer.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Wenjia Zhang <wenjia@linux.ibm.com>
This commit is contained in:
Christoph Hellwig 2022-11-09 08:23:05 +01:00
parent bb73955c0b
commit c08004eede
1 changed files with 2 additions and 1 deletions
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3
drivers/s390/net/ism_drv.c
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@ -243,7 +243,8 @@ static int ism_alloc_dmb(struct ism_dev *ism, struct smcd_dmb *dmb)
dmb->cpu_addr = dma_alloc_coherent(&ism->pdev->dev, dmb->dmb_len,
&dmb->dma_addr,
GFP_KERNEL | __GFP_NOWARN | __GFP_NOMEMALLOC | __GFP_COMP | __GFP_NORETRY);
GFP_KERNEL | __GFP_NOWARN |
__GFP_NOMEMALLOC | __GFP_NORETRY);
if (!dmb->cpu_addr)
clear_bit(dmb->sba_idx, ism->sba_bitmap);