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authorYunhong Jiang <yunhong.jiang@intel.com>2015-08-04 12:17:53 -0700
committerYunhong Jiang <yunhong.jiang@intel.com>2015-08-04 15:44:42 -0700
commit9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch)
tree1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/arch/alpha/lib/srm_printk.c
parent98260f3884f4a202f9ca5eabed40b1354c489b29 (diff)
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base. It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and the base is: commit 0917f823c59692d751951bf5ea699a2d1e2f26a2 Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Date: Sat Jul 25 12:13:34 2015 +0200 Prepare v4.1.3-rt3 Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> We lose all the git history this way and it's not good. We should apply another opnfv project repo in future. Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423 Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/arch/alpha/lib/srm_printk.c')
-rw-r--r--kernel/arch/alpha/lib/srm_printk.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/kernel/arch/alpha/lib/srm_printk.c b/kernel/arch/alpha/lib/srm_printk.c
new file mode 100644
index 000000000..31b53c494
--- /dev/null
+++ b/kernel/arch/alpha/lib/srm_printk.c
@@ -0,0 +1,41 @@
+/*
+ * arch/alpha/lib/srm_printk.c
+ */
+
+#include <linux/kernel.h>
+#include <asm/console.h>
+
+long
+srm_printk(const char *fmt, ...)
+{
+ static char buf[1024];
+ va_list args;
+ long len, num_lf;
+ char *src, *dst;
+
+ va_start(args, fmt);
+ len = vsprintf(buf, fmt, args);
+ va_end(args);
+
+ /* count number of linefeeds in string: */
+
+ num_lf = 0;
+ for (src = buf; *src; ++src) {
+ if (*src == '\n') {
+ ++num_lf;
+ }
+ }
+
+ if (num_lf) {
+ /* expand each linefeed into carriage-return/linefeed: */
+ for (dst = src + num_lf; src >= buf; ) {
+ if (*src == '\n') {
+ *dst-- = '\r';
+ }
+ *dst-- = *src--;
+ }
+ }
+
+ srm_puts(buf, num_lf+len);
+ return len;
+}