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From b48448f26497b1d92d21cc5bf5bd662f9759b65d Mon Sep 17 00:00:00 2001
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From: Juan Quintela <quintela@redhat.com>
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Date: Tue, 14 Jan 2014 15:07:33 +0100
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Subject: [PATCH 22/40] memory: make cpu_physical_memory_get_dirty() the main function
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RH-Author: Juan Quintela <quintela@redhat.com>
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Message-id: <1389712071-23303-23-git-send-email-quintela@redhat.com>
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Patchwork-id: 56678
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O-Subject: [RHEL7 qemu-kvm PATCH 22/40] memory: make cpu_physical_memory_get_dirty() the main function
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Bugzilla: 997559
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RH-Acked-by: Paolo Bonzini <pbonzini@redhat.com>
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RH-Acked-by: Orit Wasserman <owasserm@redhat.com>
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RH-Acked-by: Dr. David Alan Gilbert (git) <dgilbert@redhat.com>
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And make cpu_physical_memory_get_dirty_flag() to use it. It used to
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be the other way around.
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Signed-off-by: Juan Quintela <quintela@redhat.com>
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Reviewed-by: Eric Blake <eblake@redhat.com>
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Reviewed-by: Orit Wasserman <owasserm@redhat.com>
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(cherry picked from commit 9f2c43e41a13605d3ab1e37ba433aa669652fb6b)
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Signed-off-by: Juan Quintela <quintela@trasno.org>
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---
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include/exec/memory-internal.h | 36 +++++++++++++++++++-----------------
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1 file changed, 19 insertions(+), 17 deletions(-)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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include/exec/memory-internal.h | 36 +++++++++++++++++++-----------------
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1 files changed, 19 insertions(+), 17 deletions(-)
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diff --git a/include/exec/memory-internal.h b/include/exec/memory-internal.h
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index e8fae2a..9099561 100644
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--- a/include/exec/memory-internal.h
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+++ b/include/exec/memory-internal.h
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@@ -49,11 +49,28 @@ ram_addr_t qemu_ram_alloc(ram_addr_t size, MemoryRegion *mr);
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void qemu_ram_free(ram_addr_t addr);
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void qemu_ram_free_from_ptr(ram_addr_t addr);
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+static inline int cpu_physical_memory_get_dirty(ram_addr_t start,
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+ ram_addr_t length,
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+ unsigned client)
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+{
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+ int ret = 0;
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+ ram_addr_t addr, end;
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+
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+ assert(client < DIRTY_MEMORY_NUM);
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+
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+ end = TARGET_PAGE_ALIGN(start + length);
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+ start &= TARGET_PAGE_MASK;
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+ for (addr = start; addr < end; addr += TARGET_PAGE_SIZE) {
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+ ret |= test_bit(addr >> TARGET_PAGE_BITS,
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+ ram_list.dirty_memory[client]);
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+ }
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+ return ret;
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+}
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+
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static inline bool cpu_physical_memory_get_dirty_flag(ram_addr_t addr,
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unsigned client)
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{
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- assert(client < DIRTY_MEMORY_NUM);
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- return test_bit(addr >> TARGET_PAGE_BITS, ram_list.dirty_memory[client]);
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+ return cpu_physical_memory_get_dirty(addr, 1, client);
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}
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/* read dirty bit (return 0 or 1) */
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@@ -66,21 +83,6 @@ static inline bool cpu_physical_memory_is_dirty(ram_addr_t addr)
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return vga && code && migration;
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}
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-static inline int cpu_physical_memory_get_dirty(ram_addr_t start,
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- ram_addr_t length,
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- unsigned client)
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-{
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- int ret = 0;
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- ram_addr_t addr, end;
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-
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- end = TARGET_PAGE_ALIGN(start + length);
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- start &= TARGET_PAGE_MASK;
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- for (addr = start; addr < end; addr += TARGET_PAGE_SIZE) {
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- ret |= cpu_physical_memory_get_dirty_flag(addr, client);
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- }
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- return ret;
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-}
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-
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static inline void cpu_physical_memory_set_dirty_flag(ram_addr_t addr,
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unsigned client)
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{
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--
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1.7.1
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