[Xen-changelog] [qemu-xen stable-4.4] Revert "exec: fix a glitch in checking dma r/w access"

[patchbot@xxxxxxx]

commit 352a3530ec72cbf6dda8ba00c103e49951e77f90
Author:     Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
AuthorDate: Thu Feb 11 17:33:43 2016 +0000
Commit:     Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
CommitDate: Thu Feb 11 17:33:43 2016 +0000

    Revert "exec: fix a glitch in checking dma r/w access"
    
    This reverts commit 2600664a4e8d333290f01f0a957ea996e300bc6f.
    The patch should not have been committed, see:
    http://marc.info/?l=qemu-devel&m=145373225020873.
    
    Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
---
 exec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exec.c b/exec.c
index e64f69b..f3797b7 100644
--- a/exec.c
+++ b/exec.c
@@ -1903,7 +1903,7 @@ static void invalidate_and_set_dirty(hwaddr addr,
 static inline bool memory_access_is_direct(MemoryRegion *mr, bool is_write)
 {
     if (memory_region_is_ram(mr)) {
-        return (is_write && !mr->readonly);
+        return !(is_write && mr->readonly);
     }
     if (memory_region_is_romd(mr)) {
         return !is_write;
--
generated by git-patchbot for /home/xen/git/qemu-xen.git#stable-4.4

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