add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/fs/quota/quota_v2.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  *	vfsv0 quota IO operations on file
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  */
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@@ -20,8 +21,6 @@
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 MODULE_AUTHOR("Jan Kara");
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 MODULE_DESCRIPTION("Quota format v2 support");
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 MODULE_LICENSE("GPL");
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-
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-#define __QUOTA_V2_PARANOIA
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 static void v2r0_mem2diskdqb(void *dp, struct dquot *dquot);
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 static void v2r0_disk2memdqb(struct dquot *dquot, void *dp);
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@@ -78,7 +77,7 @@
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 	struct v2_disk_dqheader dqhead;
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 	static const uint quota_magics[] = V2_INITQMAGICS;
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 	static const uint quota_versions[] = V2_INITQVERSIONS;
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- 
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+
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 	if (v2_read_header(sb, type, &dqhead))
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 		return 0;
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 	if (le32_to_cpu(dqhead.dqh_magic) != quota_magics[type] ||