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Using phys_page_find to translate an AddressSpace to a MemoryRegionSection is unwieldy. It requires to pass the page index rather than the address, and later memory_region_section_addr has to be called. Replace memory_region_section_addr with a function that does all of it: call phys_page_find, compute the offset within the region, and check how big the current mapping is. This way, a large flat region can be written with a single lookup rather than a page at a time. address_space_translate will also provide a single point where IOMMU forwarding is implemented. Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> |
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| block | ||
| disas | ||
| exec | ||
| fpu | ||
| hw | ||
| migration | ||
| monitor | ||
| net | ||
| qapi | ||
| qemu | ||
| qom | ||
| sysemu | ||
| ui | ||
| config.h | ||
| elf.h | ||
| glib-compat.h | ||
| libfdt_env.h | ||
| qemu-common.h | ||
| trace.h | ||