Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/linux/printk.h b/include/linux/printk.h
index cf3eccf..c09d67e 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -18,7 +18,6 @@
if (buffer[0] == KERN_SOH_ASCII && buffer[1]) {
switch (buffer[1]) {
case '0' ... '7':
- case 'd': /* KERN_DEFAULT */
case 'c': /* KERN_CONT */
return buffer[1];
}
@@ -83,6 +82,8 @@
extern char devkmsg_log_str[];
struct ctl_table;
+extern int suppress_printk;
+
struct va_format {
const char *fmt;
va_list *va;
@@ -166,11 +167,6 @@
asmlinkage __printf(1, 0)
int vprintk(const char *fmt, va_list args);
-asmlinkage __printf(5, 6) __cold
-int printk_emit(int facility, int level,
- const char *dict, size_t dictlen,
- const char *fmt, ...);
-
asmlinkage __printf(1, 2) __cold
int printk(const char *fmt, ...);
@@ -269,7 +265,7 @@
{
}
-static inline asmlinkage void dump_stack(void)
+static inline void dump_stack(void)
{
}
@@ -353,7 +349,7 @@
#ifdef CONFIG_PRINTK
#define printk_once(fmt, ...) \
({ \
- static bool __print_once __read_mostly; \
+ static bool __section(.data.once) __print_once; \
bool __ret_print_once = !__print_once; \
\
if (!__print_once) { \
@@ -364,7 +360,7 @@
})
#define printk_deferred_once(fmt, ...) \
({ \
- static bool __print_once __read_mostly; \
+ static bool __section(.data.once) __print_once; \
bool __ret_print_once = !__print_once; \
\
if (!__print_once) { \
@@ -466,7 +462,7 @@
DEFAULT_RATELIMIT_INTERVAL, \
DEFAULT_RATELIMIT_BURST); \
DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, pr_fmt(fmt)); \
- if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT) && \
+ if (DYNAMIC_DEBUG_BRANCH(descriptor) && \
__ratelimit(&_rs)) \
__dynamic_pr_debug(&descriptor, pr_fmt(fmt), ##__VA_ARGS__); \
} while (0)
@@ -492,13 +488,6 @@
extern void print_hex_dump(const char *level, const char *prefix_str,
int prefix_type, int rowsize, int groupsize,
const void *buf, size_t len, bool ascii);
-#if defined(CONFIG_DYNAMIC_DEBUG)
-#define print_hex_dump_bytes(prefix_str, prefix_type, buf, len) \
- dynamic_hex_dump(prefix_str, prefix_type, 16, 1, buf, len, true)
-#else
-extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type,
- const void *buf, size_t len);
-#endif /* defined(CONFIG_DYNAMIC_DEBUG) */
#else
static inline void print_hex_dump(const char *level, const char *prefix_str,
int prefix_type, int rowsize, int groupsize,
@@ -530,4 +519,19 @@
}
#endif
+/**
+ * print_hex_dump_bytes - shorthand form of print_hex_dump() with default params
+ * @prefix_str: string to prefix each line with;
+ * caller supplies trailing spaces for alignment if desired
+ * @prefix_type: controls whether prefix of an offset, address, or none
+ * is printed (%DUMP_PREFIX_OFFSET, %DUMP_PREFIX_ADDRESS, %DUMP_PREFIX_NONE)
+ * @buf: data blob to dump
+ * @len: number of bytes in the @buf
+ *
+ * Calls print_hex_dump(), with log level of KERN_DEBUG,
+ * rowsize of 16, groupsize of 1, and ASCII output included.
+ */
+#define print_hex_dump_bytes(prefix_str, prefix_type, buf, len) \
+ print_hex_dump_debug(prefix_str, prefix_type, 16, 1, buf, len, true)
+
#endif