From ff4c6a2861600e9737aa2b14000af7ec9b7618e1 Mon Sep 17 00:00:00 2001
From: Andrew Walsh <awalsh@redhat.com>
Date: Wed, 26 Feb 2020 20:44:57 -0500
Subject: [PATCH] Update procfs args for kernel 5.6 and above.

With commit d56c0d45f0e27f814e87a1676b6bdccccbc252e9 in the kernel, proc calls need to use 'struct proc_ops' instead of 'struct file_operations'.  This commit applies that requirement for kernels 5.6 and newer.
---
 vdo/kernel/statusProcfs.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/vdo/kernel/statusProcfs.c b/vdo/kernel/statusProcfs.c
index 70e8c9b..26b67f9 100644
--- a/vdo/kernel/statusProcfs.c
+++ b/vdo/kernel/statusProcfs.c
@@ -82,12 +82,21 @@ static int statusDedupeOpen(struct inode *inode, struct file *file)
 #endif
 }
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)
+static const struct proc_ops vdoProcfsDedupeOps = {
+  .proc_open = statusDedupeOpen,
+  .proc_read = seq_read,
+  .proc_lseek = seq_lseek,
+  .proc_release = single_release,
+};
+#else
 static const struct file_operations vdoProcfsDedupeOps = {
   .open = statusDedupeOpen,
   .read = seq_read,
   .llseek = seq_lseek,
   .release = single_release,
 };
+#endif
 
 /**********************************************************************/
 static void copyBioStat(BioStats *b, const AtomicBioStats *a)
@@ -175,12 +184,21 @@ static int statusKernelOpen(struct inode *inode, struct file *file)
 #endif
 }
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0)
+static const struct proc_ops vdoProcfsKernelOps = {
+  .proc_open = statusKernelOpen,
+  .proc_read = seq_read,
+  .proc_lseek = seq_lseek,
+  .proc_release = single_release,
+};
+#else
 static const struct file_operations vdoProcfsKernelOps = {
   .open = statusKernelOpen,
   .read = seq_read,
   .llseek = seq_lseek,
   .release = single_release,
 };
+#endif
 
 /**********************************************************************/
 int vdoInitProcfs()