ext4: Display the mballoc flags in mb_history in hex instead of decimal
Displaying the flags in base 16 makes it easier to see which flags
have been set.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 9714db3..e267727 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -67,27 +67,27 @@
/* prefer goal again. length */
-#define EXT4_MB_HINT_MERGE 1
+#define EXT4_MB_HINT_MERGE 0x0001
/* blocks already reserved */
-#define EXT4_MB_HINT_RESERVED 2
+#define EXT4_MB_HINT_RESERVED 0x0002
/* metadata is being allocated */
-#define EXT4_MB_HINT_METADATA 4
+#define EXT4_MB_HINT_METADATA 0x0004
/* first blocks in the file */
-#define EXT4_MB_HINT_FIRST 8
+#define EXT4_MB_HINT_FIRST 0x0008
/* search for the best chunk */
-#define EXT4_MB_HINT_BEST 16
+#define EXT4_MB_HINT_BEST 0x0010
/* data is being allocated */
-#define EXT4_MB_HINT_DATA 32
+#define EXT4_MB_HINT_DATA 0x0020
/* don't preallocate (for tails) */
-#define EXT4_MB_HINT_NOPREALLOC 64
+#define EXT4_MB_HINT_NOPREALLOC 0x0040
/* allocate for locality group */
-#define EXT4_MB_HINT_GROUP_ALLOC 128
+#define EXT4_MB_HINT_GROUP_ALLOC 0x0080
/* allocate goal blocks or none */
-#define EXT4_MB_HINT_GOAL_ONLY 256
+#define EXT4_MB_HINT_GOAL_ONLY 0x0100
/* goal is meaningful */
-#define EXT4_MB_HINT_TRY_GOAL 512
+#define EXT4_MB_HINT_TRY_GOAL 0x0200
/* blocks already pre-reserved by delayed allocation */
-#define EXT4_MB_DELALLOC_RESERVED 1024
+#define EXT4_MB_DELALLOC_RESERVED 0x0400
struct ext4_allocation_request {
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index d80b300..3434c60 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -2157,7 +2157,7 @@
if (v == SEQ_START_TOKEN) {
seq_printf(seq, "%-5s %-8s %-23s %-23s %-23s %-5s "
- "%-5s %-2s %-5s %-5s %-5s %-6s\n",
+ "%-5s %-2s %-6s %-5s %-5s %-6s\n",
"pid", "inode", "original", "goal", "result", "found",
"grps", "cr", "flags", "merge", "tail", "broken");
return 0;
@@ -2165,7 +2165,7 @@
if (hs->op == EXT4_MB_HISTORY_ALLOC) {
fmt = "%-5u %-8u %-23s %-23s %-23s %-5u %-5u %-2u "
- "%-5u %-5s %-5u %-6u\n";
+ "0x%04x %-5s %-5u %-6u\n";
sprintf(buf2, "%u/%d/%u@%u", hs->result.fe_group,
hs->result.fe_start, hs->result.fe_len,
hs->result.fe_logical);