VisionFive2 Linux kernel

StarFive Tech Linux Kernel for VisionFive (JH7110) boards (mirror)

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author: Mimi Zohar <zohar@linux.vnet.ibm.com> 2010-11-02 10:13:07 -0400 committer: Mimi Zohar <zohar@linux.vnet.ibm.com> 2011-02-10 07:51:44 -0500 commit: 890275b5eb79e9933d12290473eab9ac38da0051 parent: a5c96ebf1d71df0c5fb77ab58c9aeb307cf02372
Commit Summary:
IMA: maintain i_readcount in the VFS layer
Diffstat:
1 file changed, 4 insertions, 1 deletion
diff --git a/fs/file_table.c b/fs/file_table.c
index c3dee381f1b4..0c724deb46f9 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -190,7 +190,8 @@ struct file *alloc_file(struct path *path, fmode_t mode,
 		file_take_write(file);
 		WARN_ON(mnt_clone_write(path->mnt));
 	}
-	ima_counts_get(file);
+	if ((mode & (FMODE_READ | FMODE_WRITE)) == FMODE_READ)
+		i_readcount_inc(path->dentry->d_inode);
 	return file;
 }
 EXPORT_SYMBOL(alloc_file);
@@ -251,6 +252,8 @@ static void __fput(struct file *file)
 	fops_put(file->f_op);
 	put_pid(file->f_owner.pid);
 	file_sb_list_del(file);
+	if ((file->f_mode & (FMODE_READ | FMODE_WRITE)) == FMODE_READ)
+		i_readcount_dec(inode);
 	if (file->f_mode & FMODE_WRITE)
 		drop_file_write_access(file);
 	file->f_path.dentry = NULL;