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authorBjorn Helgaas <bjorn.helgaas@hp.com>2010-03-05 10:47:31 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-06 17:53:07 -0800
commitb89dc5d6b0981c1096ccffbf8f4413c7bb1bcc0a (patch)
treee6b760aa88d858d324423ac35910439b5718f0a6
parentef0658f3de484bf9b173639cd47544584e01efa5 (diff)
vsprintf: clarify comments for printf_spec flags
Add clues about what the SMALL and SPECIAL flags do. Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--lib/vsprintf.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index e994cea385c..a900d136e64 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -381,8 +381,8 @@ static noinline char *put_dec(char *buf, unsigned long long num)
#define PLUS 4 /* show plus */
#define SPACE 8 /* space if plus */
#define LEFT 16 /* left justified */
-#define SMALL 32 /* Must be 32 == 0x20 */
-#define SPECIAL 64 /* 0x */
+#define SMALL 32 /* use lowercase in hex (must be 32 == 0x20) */
+#define SPECIAL 64 /* prefix hex with "0x", octal with "0" */
enum format_type {
FORMAT_TYPE_NONE, /* Just a string part */