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Xen 2016/04/20

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Merge remote-tracking branch 'remotes/sstabellini/tags/xen-2016-04-20' into staging

Xen 2016/04/20

# gpg: Signature made Wed 20 Apr 2016 12:08:56 BST using RSA key ID 70E1AE90
# gpg: Good signature from "Stefano Stabellini <stefano.stabellini@eu.citrix.com>"

* remotes/sstabellini/tags/xen-2016-04-20:
  xenfb: use the correct condition to avoid excessive looping

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2016-04-20 16:16:55 +01:00
commit fa59dd9582
1 changed files with 1 additions and 1 deletions
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2
hw/display/xenfb.c
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@ -775,7 +775,7 @@ static void xenfb_handle_events(struct XenFB *xenfb)
prod = page->out_prod;
out_cons = page->out_cons;
if (prod - out_cons >= XENFB_OUT_RING_LEN) {
if (prod - out_cons > XENFB_OUT_RING_LEN) {
return;
}
xen_rmb(); /* ensure we see ring contents up to prod */