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lib/dma-noop: Only build dma_noop_ops for s390 and m32r

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Reduce the kernel size by only building dma_noop_ops for those
architectures that actually use it. This was suggested by
Christoph Hellwig.

Signed-off-by: Bart Van Assche <[email protected]>
Cc: Christian Borntraeger <[email protected]>
Cc: Joerg Roedel <[email protected]>
Cc: Andy Lutomirski <[email protected]>
Cc: Michael S. Tsirkin <[email protected]>
Cc: Christoph Hellwig <[email protected]>
Signed-off-by: Doug Ledford <[email protected]>
This commit is contained in:
Bart Van Assche 2017-01-20 13:04:06 -08:00 • committed by Doug Ledford
commit 7844572c63
4 changed files with 8 additions and 1 deletions
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lib/Makefile
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@ -26,7 +26,7 @@ lib-y := ctype.o string.o vsprintf.o cmdline.o \
lib-$(CONFIG_MMU) += ioremap.o
lib-$(CONFIG_SMP) += cpumask.o
lib-$(CONFIG_HAS_DMA) += dma-noop.o
lib-$(CONFIG_DMA_NOOP_OPS) += dma-noop.o
lib-y += kobject.o klist.o
obj-y += lockref.o