From abc0f20536e3bc1505f575f452c55585c34f6e06 Mon Sep 17 00:00:00 2001 From: "Darrick J. Wong" Date: Tue, 10 Nov 2020 15:11:43 -0500 Subject: [PATCH] xfs: refactor default quota grace period setting code Source kernel commit: ccc8e771aa7a80eb047fc263780816ca76dd02a6 Refactor the code that sets the default quota grace period into a helper function so that we can override the ondisk behavior later. Signed-off-by: Darrick J. Wong Reviewed-by: Amir Goldstein Reviewed-by: Christoph Hellwig Reviewed-by: Allison Collins Reviewed-by: Dave Chinner Signed-off-by: Eric Sandeen --- libxfs/xfs_format.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/libxfs/xfs_format.h b/libxfs/xfs_format.h index e6751a43b..f3fcb406b 100644 --- a/libxfs/xfs_format.h +++ b/libxfs/xfs_format.h @@ -1208,6 +1208,11 @@ static inline void xfs_dinode_put_rdev(struct xfs_dinode *dip, xfs_dev_t rdev) * been reached, and therefore no expiration has been set. Therefore, the * ondisk min and max defined here can be used directly to constrain the incore * quota expiration timestamps on a Unix system. + * + * The grace period for each quota type is stored in the root dquot (id = 0) + * and is applied to a non-root dquot when it exceeds the soft or hard limits. + * The length of quota grace periods are unsigned 32-bit quantities measured in + * units of seconds. A value of zero means to use the default period. */ /* @@ -1222,6 +1227,14 @@ static inline void xfs_dinode_put_rdev(struct xfs_dinode *dip, xfs_dev_t rdev) */ #define XFS_DQ_LEGACY_EXPIRY_MAX ((int64_t)U32_MAX) +/* + * Default quota grace periods, ranging from zero (use the compiled defaults) + * to ~136 years. These are applied to a non-root dquot that has exceeded + * either limit. + */ +#define XFS_DQ_GRACE_MIN ((int64_t)0) +#define XFS_DQ_GRACE_MAX ((int64_t)U32_MAX) + /* * This is the main portion of the on-disk representation of quota information * for a user. We pad this with some more expansion room to construct the on -- 2.47.2