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[Xen-changelog] [xen master] libs/foreignmemory: Avoid printing an error for ENOTSUPP



commit 80cdb33cb7a96c3355b35ec620f1798fe3be1048
Author:     Julien Grall <julien.grall@xxxxxxx>
AuthorDate: Mon Aug 13 18:33:25 2018 +0100
Commit:     Wei Liu <wei.liu2@xxxxxxxxxx>
CommitDate: Wed Aug 15 10:26:21 2018 +0100

    libs/foreignmemory: Avoid printing an error for ENOTSUPP
    
    Resource mapping is not supported on Arm and results to an error message
    at every guest boot:
    
    xenforeignmemory: error: ioctl failed: Operation not supported
    
    Hide the error message when errnor is ENOTSUPP.
    
    Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
    Reviewed-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
    Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>
---
 tools/libs/foreignmemory/linux.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/libs/foreignmemory/linux.c b/tools/libs/foreignmemory/linux.c
index a6b41b0b7f..3686cf41e0 100644
--- a/tools/libs/foreignmemory/linux.c
+++ b/tools/libs/foreignmemory/linux.c
@@ -307,7 +307,7 @@ int osdep_xenforeignmemory_map_resource(
     {
         int saved_errno;
 
-        if ( errno != ENOTTY )
+        if ( errno != ENOTTY && errno != EOPNOTSUPP )
             PERROR("ioctl failed");
         else
             errno = EOPNOTSUPP;
--
generated by git-patchbot for /home/xen/git/xen.git#master

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