[Xen-changelog] [xen stable-4.5] make rangeset_report_ranges() report all ranges

[patchbot@xxxxxxx]

commit aa885a0c03ef8a2d26da0413de7d98382e496096
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Tue Jul 21 11:12:35 2015 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Tue Jul 21 11:12:35 2015 +0200

    make rangeset_report_ranges() report all ranges
    
    find_range() returns NULL when s is below the lowest range, so we have
    to use first_range() here (which is as good performance wise), or else
    no range gets reported at all in that case.
    
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
    master commit: b1c780cd315eb4db06be3bbb5c6d80b1cabd27a9
    master date: 2015-07-15 16:11:42 +0200
---
 xen/common/rangeset.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/xen/common/rangeset.c b/xen/common/rangeset.c
index 116d5dc..d8f009e 100644
--- a/xen/common/rangeset.c
+++ b/xen/common/rangeset.c
@@ -289,7 +289,7 @@ int rangeset_report_ranges(
 
     read_lock(&r->lock);
 
-    for ( x = find_range(r, s); x && (x->s <= e) && !rc; x = next_range(r, x) )
+    for ( x = first_range(r); x && (x->s <= e) && !rc; x = next_range(r, x) )
         if ( x->e >= s )
             rc = cb(max(x->s, s), min(x->e, e), ctxt);
 
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.5

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