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physmem: Always pass offset + addr to xen_map_cache

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Always pass address with offset to xen_map_cache().
This is in preparation for support for grant mappings.

Since this is within a block that checks for offset == 0,
this has no functional changes.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240529140739.1387692-5-edgar.iglesias@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
This commit is contained in:
Edgar E. Iglesias 2024-05-03 03:44:45 +02:00 committed by Philippe Mathieu-Daudé
parent 1be974bc26
commit 5d1c26029e
1 changed files with 2 additions and 1 deletions
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3
system/physmem.c
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@ -2230,7 +2230,8 @@ static void *qemu_ram_ptr_length(RAMBlock *block, ram_addr_t addr,
* In that case just map the requested area.
*/
if (block->offset == 0) {
return xen_map_cache(block->mr, addr, len, lock, lock,
return xen_map_cache(block->mr, block->offset + addr,
len, lock, lock,
is_write);
}