pw_kvs::flash: Update logs for flash operations

Update flash-related log messages to use the PW_LOG_MODULE_NAME of
"PW_FLASH" instead of "KVS". Update the error log in
FlashPartition::CheckBounds() to be more clear what the error is.

Change-Id: If35a914162a45aaec1fd029dc4ec09bc05c5ea37
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/65340
Reviewed-by: Ewout van Bekkum <ewout@google.com>
Commit-Queue: David Rogers <davidrogers@google.com>
diff --git a/pw_kvs/fake_flash_memory.cc b/pw_kvs/fake_flash_memory.cc
index 4c30913..ba3decc 100644
--- a/pw_kvs/fake_flash_memory.cc
+++ b/pw_kvs/fake_flash_memory.cc
@@ -12,7 +12,7 @@
 // License for the specific language governing permissions and limitations under
 // the License.
 
-#define PW_LOG_MODULE_NAME "KVS"
+#define PW_LOG_MODULE_NAME "PW_FLASH"
 #define PW_LOG_LEVEL PW_KVS_LOG_LEVEL
 
 #include "pw_kvs/fake_flash_memory.h"
diff --git a/pw_kvs/flash_memory.cc b/pw_kvs/flash_memory.cc
index 142e7eb..4f28e07 100644
--- a/pw_kvs/flash_memory.cc
+++ b/pw_kvs/flash_memory.cc
@@ -12,7 +12,7 @@
 // License for the specific language governing permissions and limitations under
 // the License.
 
-#define PW_LOG_MODULE_NAME "KVS"
+#define PW_LOG_MODULE_NAME "PW_FLASH"
 #define PW_LOG_LEVEL PW_KVS_LOG_LEVEL
 
 #include "pw_kvs/flash_memory.h"
@@ -150,9 +150,11 @@
 Status FlashPartition::CheckBounds(Address address, size_t length) const {
   if (address + length > size_bytes()) {
     PW_LOG_ERROR(
-        "Attempted out-of-bound flash memory access (address: %u length: %u)",
+        "FlashPartition - Attempted access (address: %u length: %u), exceeds "
+        "partition size %u bytes",
         unsigned(address),
-        unsigned(length));
+        unsigned(length),
+        unsigned(size_bytes()));
     return Status::OutOfRange();
   }
   return OkStatus();
diff --git a/pw_kvs/flash_partition_with_stats.cc b/pw_kvs/flash_partition_with_stats.cc
index 26b0eee..48560fd 100644
--- a/pw_kvs/flash_partition_with_stats.cc
+++ b/pw_kvs/flash_partition_with_stats.cc
@@ -12,7 +12,7 @@
 // License for the specific language governing permissions and limitations under
 // the License.
 
-#define PW_LOG_MODULE_NAME "KVS"
+#define PW_LOG_MODULE_NAME "PW_FLASH"
 #define PW_LOG_LEVEL PW_KVS_LOG_LEVEL
 
 #include "pw_kvs/flash_partition_with_stats.h"