[PATCH kcsan 16/19] kcsan: Use pr_fmt for consistency

[paulmck]

From: Marco Elver <el...@google.com>

Use the same pr_fmt throughout for consistency. [ The only exception is
report.c, where the format must be kept precisely as-is. ]

Signed-off-by: Marco Elver <el...@google.com>
Signed-off-by: Paul E. McKenney <paul...@kernel.org>
---
 kernel/kcsan/debugfs.c  | 8 +++++---
 kernel/kcsan/selftest.c | 8 +++++---
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/kernel/kcsan/debugfs.c b/kernel/kcsan/debugfs.c
index de1da1b01..6c4914f 100644
--- a/kernel/kcsan/debugfs.c
+++ b/kernel/kcsan/debugfs.c
@@ -1,5 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
 
+#define pr_fmt(fmt) "kcsan: " fmt
+
 #include <linux/atomic.h>
 #include <linux/bsearch.h>
 #include <linux/bug.h>
@@ -80,7 +82,7 @@ static noinline void microbenchmark(unsigned long iters)
         */
        WRITE_ONCE(kcsan_enabled, false);
 
-       pr_info("KCSAN: %s begin | iters: %lu\n", __func__, iters);
+       pr_info("%s begin | iters: %lu\n", __func__, iters);
 
        cycles = get_cycles();
        while (iters--) {
@@ -91,7 +93,7 @@ static noinline void microbenchmark(unsigned long iters)
        }
        cycles = get_cycles() - cycles;
 
-       pr_info("KCSAN: %s end   | cycles: %llu\n", __func__, cycles);
+       pr_info("%s end   | cycles: %llu\n", __func__, cycles);
 
        WRITE_ONCE(kcsan_enabled, was_enabled);
        /* restore context */
@@ -154,7 +156,7 @@ static ssize_t insert_report_filterlist(const char *func)
        ssize_t ret = 0;
 
        if (!addr) {
-               pr_err("KCSAN: could not find function: '%s'\n", func);
+               pr_err("could not find function: '%s'\n", func);
                return -ENOENT;
        }
 
diff --git a/kernel/kcsan/selftest.c b/kernel/kcsan/selftest.c
index d26a052..d98bc20 100644
--- a/kernel/kcsan/selftest.c
+++ b/kernel/kcsan/selftest.c
@@ -1,5 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
 
+#define pr_fmt(fmt) "kcsan: " fmt
+
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/printk.h>
@@ -116,16 +118,16 @@ static int __init kcsan_selftest(void)
                if (do_test())                                                 \
                        ++passed;                                              \
                else                                                           \
-                       pr_err("KCSAN selftest: " #do_test " failed");         \
+                       pr_err("selftest: " #do_test " failed");               \
        } while (0)
 
        RUN_TEST(test_requires);
        RUN_TEST(test_encode_decode);
        RUN_TEST(test_matching_access);
 
-       pr_info("KCSAN selftest: %d/%d tests passed\n", passed, total);
+       pr_info("selftest: %d/%d tests passed\n", passed, total);
        if (passed != total)
-               panic("KCSAN selftests failed");
+               panic("selftests failed");
        return 0;
 }
 postcore_initcall(kcsan_selftest);
-- 
2.9.5