From 210b7b2b3cdef01a15ebabf02dd1a9d8a51743ba Mon Sep 17 00:00:00 2001
From: Michal Privoznik <mprivozn@redhat.com>
Date: Wed, 5 Jun 2024 12:44:56 +0200
Subject: osdep: Make qemu_madvise() return ENOSYS on unsupported OSes
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Not every OS is capable of madvise() or posix_madvise() even. In
that case, errno should be set to ENOSYS as it reflects the cause
better.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-ID: <b381c23bd8f413f1453a2c1a66e0979beaf27433.1717584048.git.mprivozn@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 util/osdep.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'util')

diff --git a/util/osdep.c b/util/osdep.c
index e42f4e8..5d23bbf 100644
--- a/util/osdep.c
+++ b/util/osdep.c
@@ -64,7 +64,7 @@ int qemu_madvise(void *addr, size_t len, int advice)
     }
     return 0;
 #else
-    errno = EINVAL;
+    errno = ENOSYS;
     return -1;
 #endif
 }
-- 
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