Author: hselasky
Date: Mon May 23 12:35:07 2016
New Revision: 300500
URL: https://svnweb.freebsd.org/changeset/base/300500
Log:
Add more printf() related functions to the LinuxKPI.
Obtained from: kmacy @
MFC after: 1 week
Sponsored by: Mellanox Technologies
Modified:
head/sys/compat/linuxkpi/common/include/linux/kernel.h
Modified: head/sys/compat/linuxkpi/common/include/linux/kernel.h
==============================================================================
--- head/sys/compat/linuxkpi/common/include/linux/kernel.h Mon May 23
12:13:16 2016 (r300499)
+++ head/sys/compat/linuxkpi/common/include/linux/kernel.h Mon May 23
12:35:07 2016 (r300500)
@@ -52,6 +52,8 @@
#include <linux/log2.h>
#include <asm/byteorder.h>
+#include <machine/stdarg.h>
+
#define KERN_CONT ""
#define KERN_EMERG "<0>"
#define KERN_ALERT "<1>"
@@ -124,7 +126,37 @@
#define DIV_ROUND_UP_ULL(x, n) DIV_ROUND_UP((unsigned long long)(x),
(n))
#define FIELD_SIZEOF(t, f) sizeof(((t *)0)->f)
-#define printk(X...) printf(X)
+#define printk(...) printf(__VA_ARGS__)
+#define vprintk(f, a) vprintf(f, a)
+
+struct va_format {
+ const char *fmt;
+ va_list *va;
+};
+
+static inline int
+vscnprintf(char *buf, size_t size, const char *fmt, va_list args)
+{
+ ssize_t ssize = size;
+ int i;
+
+ i = vsnprintf(buf, size, fmt, args);
+
+ return ((i >= ssize) ? (ssize - 1) : i);
+}
+
+static inline int
+scnprintf(char *buf, size_t size, const char *fmt, ...)
+{
+ va_list args;
+ int i;
+
+ va_start(args, fmt);
+ i = vscnprintf(buf, size, fmt, args);
+ va_end(args);
+
+ return (i);
+}
/*
* The "pr_debug()" and "pr_devel()" macros should produce zero code
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