From: linD026 <shiyn.lin@gmail.com>
Date: Wed, 21 Sep 2022 05:53:06 +0000 (+0800)
Subject: Improve the compatibility with kernel < v5.10
X-Git-Tag: latest~52^2
X-Git-Url: https://www.ivnss.com/gitweb/?a=commitdiff_plain;h=eb2c766da444dece21f170bacdcc201d88ccf088;p=lkmpg

Improve the compatibility with kernel < v5.10

min()/max() splited from kernel.h to minmax.h since v5.10-rc1.
Before v5.10, minmax.h doesn't exist [1].

[1] https://github.com/torvalds/linux/commit/b296a6d53339a79082c1d2c1761e948e8b3def69
---

diff --git a/examples/procfs3.c b/examples/procfs3.c
index 6d41417..ff741f7 100644
--- a/examples/procfs3.c
+++ b/examples/procfs3.c
@@ -8,7 +8,9 @@
 #include <linux/sched.h>
 #include <linux/uaccess.h>
 #include <linux/version.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 0)
 #include <linux/minmax.h>
+#endif
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 6, 0)
 #define HAVE_PROC_OPS