summaryrefslogtreecommitdiffstats
path: root/fs/ceph/ceph_frag.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /fs/ceph/ceph_frag.c
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--fs/ceph/ceph_frag.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/fs/ceph/ceph_frag.c b/fs/ceph/ceph_frag.c
new file mode 100644
index 000000000..6f67d5b88
--- /dev/null
+++ b/fs/ceph/ceph_frag.c
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Ceph 'frag' type
+ */
+#include <linux/module.h>
+#include <linux/ceph/types.h>
+
+int ceph_frag_compare(__u32 a, __u32 b)
+{
+ unsigned va = ceph_frag_value(a);
+ unsigned vb = ceph_frag_value(b);
+ if (va < vb)
+ return -1;
+ if (va > vb)
+ return 1;
+ va = ceph_frag_bits(a);
+ vb = ceph_frag_bits(b);
+ if (va < vb)
+ return -1;
+ if (va > vb)
+ return 1;
+ return 0;
+}