APEI/ERST: Fix error message formatting

... according to acpi/apei/ conventions. Use standard pr_fmt prefix
while at it.

Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>

1 files changed, 23 insertions, 28 deletions

diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c
index 88d0b0f9f92b..40ffcdafbc6f 100644
--- a/drivers/acpi/apei/erst.c
+++ b/drivers/acpi/apei/erst.c
@@ -39,7 +39,8 @@
 
 #include "apei-internal.h"
 
-#define ERST_PFX "ERST: "
+#undef pr_fmt
+#define pr_fmt(fmt) "ERST: " fmt
 
 /* ERST command status */
 #define ERST_STATUS_SUCCESS                     0x0
@@ -109,8 +110,7 @@ static inline int erst_errno(int command_status)
 static int erst_timedout(u64 *t, u64 spin_unit)
 {
         if ((s64)*t < spin_unit) {
-                pr_warning(FW_WARN ERST_PFX
-                           "Firmware does not respond in time\n");
+                pr_warn(FW_WARN "Firmware does not respond in time.\n");
                 return 1;
         }
         *t -= spin_unit;
@@ -186,8 +186,8 @@ static int erst_exec_stall(struct apei_exec_context *ctx,
 
         if (ctx->value > FIRMWARE_MAX_STALL) {
                 if (!in_nmi())
-                        pr_warning(FW_WARN ERST_PFX
-                        "Too long stall time for stall instruction: %llx.\n",
+                        pr_warn(FW_WARN
+                        "Too long stall time for stall instruction: 0x%llx.\n",
                                    ctx->value);
                 stall_time = FIRMWARE_MAX_STALL;
         } else
@@ -206,8 +206,8 @@ static int erst_exec_stall_while_true(struct apei_exec_context *ctx,
 
         if (ctx->var1 > FIRMWARE_MAX_STALL) {
                 if (!in_nmi())
-                        pr_warning(FW_WARN ERST_PFX
-                "Too long stall time for stall while true instruction: %llx.\n",
+                        pr_warn(FW_WARN
+                "Too long stall time for stall while true instruction: 0x%llx.\n",
                                    ctx->var1);
                 stall_time = FIRMWARE_MAX_STALL;
         } else
@@ -271,8 +271,7 @@ static int erst_exec_move_data(struct apei_exec_context *ctx,
 
         /* ioremap does not work in interrupt context */
         if (in_interrupt()) {
-                pr_warning(ERST_PFX
-                           "MOVE_DATA can not be used in interrupt context");
+                pr_warn("MOVE_DATA can not be used in interrupt context.\n");
                 return -EBUSY;
         }
 
@@ -522,8 +521,7 @@ retry:
                                      ERST_RECORD_ID_CACHE_SIZE_MAX);
                 if (new_size <= erst_record_id_cache.size) {
                         if (printk_ratelimit())
-                                pr_warning(FW_WARN ERST_PFX
-                                           "too many record ID!\n");
+                                pr_warn(FW_WARN "too many record IDs!\n");
                         return 0;
                 }
                 alloc_size = new_size * sizeof(entries[0]);
@@ -759,8 +757,7 @@ static int __erst_clear_from_storage(u64 record_id)
 static void pr_unimpl_nvram(void)
 {
         if (printk_ratelimit())
-                pr_warning(ERST_PFX
-                "NVRAM ERST Log Address Range is not implemented yet\n");
+                pr_warn("NVRAM ERST Log Address Range not implemented yet.\n");
 }
 
 static int __erst_write_to_nvram(const struct cper_record_header *record)
@@ -1120,7 +1117,7 @@ static int __init erst_init(void)
                 goto err;
 
         if (erst_disable) {
-                pr_info(ERST_PFX
+                pr_info(
         "Error Record Serialization Table (ERST) support is disabled.\n");
                 goto err;
         }
@@ -1131,14 +1128,14 @@ static int __init erst_init(void)
                 goto err;
         else if (ACPI_FAILURE(status)) {
                 const char *msg = acpi_format_exception(status);
-                pr_err(ERST_PFX "Failed to get table, %s\n", msg);
+                pr_err("Failed to get table, %s\n", msg);
                 rc = -EINVAL;
                 goto err;
         }
 
         rc = erst_check_table(erst_tab);
         if (rc) {
-                pr_err(FW_BUG ERST_PFX "ERST table is invalid\n");
+                pr_err(FW_BUG "ERST table is invalid.\n");
                 goto err;
         }
 
@@ -1156,21 +1153,19 @@ static int __init erst_init(void)
         rc = erst_get_erange(&erst_erange);
         if (rc) {
                 if (rc == -ENODEV)
-                        pr_info(ERST_PFX
+                        pr_info(
         "The corresponding hardware device or firmware implementation "
         "is not available.\n");
                 else
-                        pr_err(ERST_PFX
-                               "Failed to get Error Log Address Range.\n");
+                        pr_err("Failed to get Error Log Address Range.\n");
                 goto err_unmap_reg;
         }
 
         r = request_mem_region(erst_erange.base, erst_erange.size, "APEI ERST");
         if (!r) {
-                pr_err(ERST_PFX
-                "Can not request iomem region <0x%16llx-0x%16llx> for ERST.\n",
-                (unsigned long long)erst_erange.base,
-                (unsigned long long)erst_erange.base + erst_erange.size);
+                pr_err("Can not request [mem %#010llx-%#010llx] for ERST.\n",
+                       (unsigned long long)erst_erange.base,
+                       (unsigned long long)erst_erange.base + erst_erange.size - 1);
                 rc = -EIO;
                 goto err_unmap_reg;
         }
@@ -1180,7 +1175,7 @@ static int __init erst_init(void)
         if (!erst_erange.vaddr)
                 goto err_release_erange;
 
-        pr_info(ERST_PFX
+        pr_info(
         "Error Record Serialization Table (ERST) support is initialized.\n");
 
         buf = kmalloc(erst_erange.size, GFP_KERNEL);
@@ -1192,15 +1187,15 @@ static int __init erst_init(void)
                 rc = pstore_register(&erst_info);
                 if (rc) {
                         if (rc != -EPERM)
-                                pr_info(ERST_PFX
-                                "Could not register with persistent store\n");
+                                pr_info(
+                                "Could not register with persistent store.\n");
                         erst_info.buf = NULL;
                         erst_info.bufsize = 0;
                         kfree(buf);
                 }
         } else
-                pr_err(ERST_PFX
-                "Failed to allocate %lld bytes for persistent store error log\n",
+                pr_err(
+                "Failed to allocate %lld bytes for persistent store error log.\n",
                 erst_erange.size);
 
         return 0;