[Crash-utility] [RFC PATCH 1/9] diskdump: Add stat object in diskdump_data
Add stat object in diskdump_data. This is used in validation of
entries of page descriptor table to avoid calling fstat() many
times. The validation will be added in the next commit.
---
diskdump.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/diskdump.c b/diskdump.c
index 3ae7bf2..a495120 100644
--- a/diskdump.c
+++ b/diskdump.c
@@ -78,6 +78,7 @@ struct diskdump_data {
int max_sect_len; /* highest bucket of valid_pages */
ulong accesses;
ulong snapshot_task;
+ struct stat stat;
};
static struct diskdump_data diskdump_data = { 0 };
@@ -967,6 +968,9 @@ restart:
}
}
+ if (fstat(dd->dfd, &dd->stat) < 0)
+ error(FATAL, "diskdump: cannot stat dumpfile\n");
+
return TRUE;
err:
--
2.43.1