[PATCH v3 18/28] xfs: make xfs_buf_get() to take XBF_* flags

Andrey Albershteyn
2023-10-06T18:54:49Z

Allow passing XBF_* buffer flags from xfs_buf_get(). This will allow
fs-verity to specify flag for increased buffer size.

Signed-off-by: Andrey Albershteyn <aalbersh@redhat.com>
---
fs/xfs/libxfs/xfs_attr_remote.c | 2 +-
fs/xfs/libxfs/xfs_sb.c | 2 +-
fs/xfs/xfs_buf.h | 3 ++-
3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/fs/xfs/libxfs/xfs_attr_remote.c b/fs/xfs/libxfs/xfs_attr_remote.c
index 72908e0e1c86..5762135dc2a6 100644
--- a/fs/xfs/libxfs/xfs_attr_remote.c
+++ b/fs/xfs/libxfs/xfs_attr_remote.c
@@ -521,7 +521,7 @@ xfs_attr_rmtval_set_value(
dblkno = XFS_FSB_TO_DADDR(mp, map.br_startblock),
dblkcnt = XFS_FSB_TO_BB(mp, map.br_blockcount);

- error = xfs_buf_get(mp->m_ddev_targp, dblkno, dblkcnt, &bp);
+ error = xfs_buf_get(mp->m_ddev_targp, dblkno, dblkcnt, 0, &bp);
if (error)
return error;
bp->b_ops = &xfs_attr3_rmt_buf_ops;
diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c
index 6264daaab37b..4191da4fb669 100644
--- a/fs/xfs/libxfs/xfs_sb.c
+++ b/fs/xfs/libxfs/xfs_sb.c
@@ -1096,7 +1096,7 @@ xfs_update_secondary_sbs(

error = xfs_buf_get(mp->m_ddev_targp,
XFS_AG_DADDR(mp, pag->pag_agno, XFS_SB_DADDR),
- XFS_FSS_TO_BB(mp, 1), &bp);
+ XFS_FSS_TO_BB(mp, 1), 0, &bp);
/*
* If we get an error reading or writing alternate superblocks,
* continue. xfs_repair chooses the "best" superblock based
diff --git a/fs/xfs/xfs_buf.h b/fs/xfs/xfs_buf.h
index d0fadb6d4b59..e79bfe548952 100644
--- a/fs/xfs/xfs_buf.h
+++ b/fs/xfs/xfs_buf.h
@@ -243,11 +243,12 @@ xfs_buf_get(
struct xfs_buftarg *target,
xfs_daddr_t blkno,
size_t numblks,
+ xfs_buf_flags_t flags,
struct xfs_buf **bpp)
{
DEFINE_SINGLE_BUF_MAP(map, blkno, numblks);

- return xfs_buf_get_map(target, &map, 1, 0, bpp);
+ return xfs_buf_get_map(target, &map, 1, flags, bpp);
}

static inline int
--
2.40.1