From: relan <relan@users.noreply.github.com>
Date: Sat, 24 Dec 2016 08:10:10 +0000 (+0300)
Subject: Generic I/O for directories: do not update times.
X-Git-Tag: android-x86-9.0-r1~62
X-Git-Url: http://git.osdn.net/view?p=android-x86%2Fexternal-exfat.git;a=commitdiff_plain;h=b130283df8b8597f0ee4e31eb17b4e5d82f12256;hp=13f2af30a74201d3ced2bba2ef6feebeed09c962

Generic I/O for directories: do not update times.
---

diff --git a/libexfat/io.c b/libexfat/io.c
index d0594be..7d80822 100644
--- a/libexfat/io.c
+++ b/libexfat/io.c
@@ -316,7 +316,7 @@ ssize_t exfat_generic_pread(const struct exfat* ef, struct exfat_node* node,
 		remainder -= lsize;
 		cluster = exfat_next_cluster(ef, node, cluster);
 	}
-	if (!ef->ro && !ef->noatime)
+	if (!(node->attrib & EXFAT_ATTRIB_DIR) && !ef->ro && !ef->noatime)
 		exfat_update_atime(node);
 	return MIN(size, node->size - offset) - remainder;
 }
@@ -372,6 +372,9 @@ ssize_t exfat_generic_pwrite(struct exfat* ef, struct exfat_node* node,
 		remainder -= lsize;
 		cluster = exfat_next_cluster(ef, node, cluster);
 	}
-	exfat_update_mtime(node);
+	if (!(node->attrib & EXFAT_ATTRIB_DIR))
+		/* directory's mtime should be updated by the caller only when it
+		   creates or removes something in this directory */
+		exfat_update_mtime(node);
 	return size - remainder;
 }