From: Masatake YAMATO <yamato@redhat.com>
Date: Thu, 8 Jan 2026 21:59:56 +0000 (+0900)
Subject: lsfd: fill MNTID coulmn for shm and mem assocations
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6b1fcee6ee46ef3ae81261bff089b29b8ff98440;p=thirdparty%2Futil-linux.git

lsfd: fill MNTID coulmn for shm and mem assocations

Signed-off-by: Masatake YAMATO <yamato@redhat.com>
---

diff --git a/lsfd-cmd/lsfd.c b/lsfd-cmd/lsfd.c
index 26d0bd54a..429cd7b52 100644
--- a/lsfd-cmd/lsfd.c
+++ b/lsfd-cmd/lsfd.c
@@ -1053,6 +1053,17 @@ static void parse_maps_line(struct path_cxt *pc, char *buf, struct proc *proc)
 	f->map_end = end;
 	f->pos = offset;
 
+	f->mnt_id = 0;
+#if defined(HAVE_STATX) && defined(HAVE_STRUCT_STATX_STX_MNT_ID)
+	{
+		struct statx stx;
+		if (ul_path_statxf(pc, &stx, AT_NO_AUTOMOUNT|AT_STATX_DONT_SYNC,
+				   STATX_MNT_ID,
+				   "map_files/%"PRIx64"-%"PRIx64, start, end) == 0)
+			f->mnt_id = stx.stx_mnt_id;
+	}
+#endif	/* defined(HAVE_STATX) && defined(HAVE_STRUCT_STATX_STX_MNT_ID) */
+
 	file_init_content(f);
 }
 
diff --git a/lsfd-cmd/lsfd.h b/lsfd-cmd/lsfd.h
index 63a9f460e..a33cebdca 100644
--- a/lsfd-cmd/lsfd.h
+++ b/lsfd-cmd/lsfd.h
@@ -226,7 +226,7 @@ struct file {
 #define is_opened_file(_f) ((_f)->association >= 0)
 #define is_mapped_file(_f) (is_association((_f), SHM) || is_association((_f), MEM))
 #define is_association(_f, a)	((_f)->association < 0 && (_f)->association == -ASSOC_ ## a)
-#define has_mnt_id(_f) (is_opened_file(_f))
+#define has_mnt_id(_f) (is_opened_file(_f) || is_mapped_file(_f))
 
 struct file_class {
 	const struct file_class *super;