Messages in this thread Patch in this message | | | From | Richard Weinberger <> | Subject | [PATCH] block: pmem: Add dependency on HAS_IOMEM | Date | Mon, 4 May 2015 20:58:57 +0200 |
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Not all architectures have io memory.
Fixes: drivers/block/pmem.c: In function ‘pmem_alloc’: drivers/block/pmem.c:146:2: error: implicit declaration of function ‘ioremap_nocache’ [-Werror=implicit-function-declaration] pmem->virt_addr = ioremap_nocache(pmem->phys_addr, pmem->size); ^ drivers/block/pmem.c:146:18: warning: assignment makes pointer from integer without a cast [enabled by default] pmem->virt_addr = ioremap_nocache(pmem->phys_addr, pmem->size); ^ drivers/block/pmem.c:182:2: error: implicit declaration of function ‘iounmap’ [-Werror=implicit-function-declaration] iounmap(pmem->virt_addr); ^
Signed-off-by: Richard Weinberger <richard@nod.at> --- drivers/block/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index eb1fed5..3ccef9e 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -406,6 +406,7 @@ config BLK_DEV_RAM_DAX config BLK_DEV_PMEM tristate "Persistent memory block device support" + depends on HAS_IOMEM help Saying Y here will allow you to use a contiguous range of reserved memory as one or more persistent block devices. -- 1.8.4.5
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