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block: remove ARCH_BIOVEC_PHYS_MERGEABLE

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Take the Xen check into the core code instead of delegating it to
the architectures.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig
2018-09-25 13:30:08 -07:00
committed by Jens Axboe
parent 20e3267601
commit c39ae60dfb
5 changed files with 3 additions and 15 deletions
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3
arch/x86/include/asm/io.h
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@@ -371,9 +371,6 @@ extern bool is_early_ioremap_ptep(pte_t *ptep);
#ifdef CONFIG_XEN
#include <xen/xen.h>
#define ARCH_BIOVEC_PHYS_MERGEABLE(vec1, vec2) \
(!xen_domain() || xen_biovec_phys_mergeable(vec1, vec2))
#endif /* CONFIG_XEN */
#define IO_SPACE_LIMIT 0xffff