On Wed, Nov 13, 2019 at 03:23:28PM +0100, Carlos Maiolino wrote:
> Use kmem_cache_zalloc() directly.
>
> Signed-off-by: Carlos Maiolino <cmaiolino@xxxxxxxxxx>
> ---
> fs/xfs/kmem.h | 6 ------
> fs/xfs/libxfs/xfs_alloc_btree.c | 2 +-
> fs/xfs/libxfs/xfs_bmap.c | 3 ++-
> fs/xfs/libxfs/xfs_bmap_btree.c | 2 +-
> fs/xfs/libxfs/xfs_da_btree.c | 2 +-
> fs/xfs/libxfs/xfs_ialloc_btree.c | 2 +-
> fs/xfs/libxfs/xfs_inode_fork.c | 6 +++---
> fs/xfs/libxfs/xfs_refcount_btree.c | 2 +-
> fs/xfs/libxfs/xfs_rmap_btree.c | 2 +-
> fs/xfs/xfs_bmap_item.c | 4 ++--
> fs/xfs/xfs_buf.c | 2 +-
> fs/xfs/xfs_buf_item.c | 2 +-
> fs/xfs/xfs_dquot.c | 2 +-
> fs/xfs/xfs_extfree_item.c | 6 ++++--
> fs/xfs/xfs_icreate_item.c | 2 +-
> fs/xfs/xfs_inode_item.c | 3 ++-
> fs/xfs/xfs_log.c | 7 ++++---
> fs/xfs/xfs_log_cil.c | 2 +-
> fs/xfs/xfs_log_priv.h | 2 +-
> fs/xfs/xfs_refcount_item.c | 4 ++--
> fs/xfs/xfs_rmap_item.c | 5 +++--
> fs/xfs/xfs_trans.c | 4 ++--
> fs/xfs/xfs_trans_dquot.c | 3 ++-
> 23 files changed, 38 insertions(+), 37 deletions(-)
>
> diff --git a/fs/xfs/kmem.h b/fs/xfs/kmem.h
> index 6143117770e9..c12ab170c396 100644
> --- a/fs/xfs/kmem.h
> +++ b/fs/xfs/kmem.h
> @@ -83,12 +83,6 @@ kmem_zalloc_large(size_t size, xfs_km_flags_t flags)
>
> extern void *kmem_zone_alloc(kmem_zone_t *, xfs_km_flags_t);
>
> -static inline void *
> -kmem_zone_zalloc(kmem_zone_t *zone, xfs_km_flags_t flags)
> -{
> - return kmem_zone_alloc(zone, flags | KM_ZERO);
> -}
> -
> static inline struct page *
> kmem_to_page(void *addr)
> {
> diff --git a/fs/xfs/libxfs/xfs_alloc_btree.c b/fs/xfs/libxfs/xfs_alloc_btree.c
> index 279694d73e4e..0867c1fad11b 100644
> --- a/fs/xfs/libxfs/xfs_alloc_btree.c
> +++ b/fs/xfs/libxfs/xfs_alloc_btree.c
> @@ -487,7 +487,7 @@ xfs_allocbt_init_cursor(
>
> ASSERT(btnum == XFS_BTNUM_BNO || btnum == XFS_BTNUM_CNT);
>
> - cur = kmem_zone_zalloc(xfs_btree_cur_zone, KM_NOFS);
> + cur = kmem_cache_zalloc(xfs_btree_cur_zone, GFP_NOFS | __GFP_NOFAIL);
>
> cur->bc_tp = tp;
> cur->bc_mp = mp;
> diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
> index b7cc2f9eae7b..9fbdca183465 100644
> --- a/fs/xfs/libxfs/xfs_bmap.c
> +++ b/fs/xfs/libxfs/xfs_bmap.c
> @@ -1104,7 +1104,8 @@ xfs_bmap_add_attrfork(
> if (error)
> goto trans_cancel;
> ASSERT(ip->i_afp == NULL);
> - ip->i_afp = kmem_zone_zalloc(xfs_ifork_zone, 0);
> + ip->i_afp = kmem_cache_zalloc(xfs_ifork_zone,
> + GFP_KERNEL | __GFP_NOFAIL);
> ip->i_afp->if_flags = XFS_IFEXTENTS;
> logflags = 0;
> switch (ip->i_d.di_format) {
> diff --git a/fs/xfs/libxfs/xfs_bmap_btree.c b/fs/xfs/libxfs/xfs_bmap_btree.c
> index ffe608d2a2d9..77fe4ae671e5 100644
> --- a/fs/xfs/libxfs/xfs_bmap_btree.c
> +++ b/fs/xfs/libxfs/xfs_bmap_btree.c
> @@ -552,7 +552,7 @@ xfs_bmbt_init_cursor(
> struct xfs_btree_cur *cur;
> ASSERT(whichfork != XFS_COW_FORK);
>
> - cur = kmem_zone_zalloc(xfs_btree_cur_zone, KM_NOFS);
> + cur = kmem_cache_zalloc(xfs_btree_cur_zone, GFP_NOFS | __GFP_NOFAIL);
>
> cur->bc_tp = tp;
> cur->bc_mp = mp;
> diff --git a/fs/xfs/libxfs/xfs_da_btree.c b/fs/xfs/libxfs/xfs_da_btree.c
> index c5c0b73febae..4e0ec46aec78 100644
> --- a/fs/xfs/libxfs/xfs_da_btree.c
> +++ b/fs/xfs/libxfs/xfs_da_btree.c
> @@ -81,7 +81,7 @@ kmem_zone_t *xfs_da_state_zone; /* anchor for state struct zone */
> xfs_da_state_t *
> xfs_da_state_alloc(void)
> {
> - return kmem_zone_zalloc(xfs_da_state_zone, KM_NOFS);
> + return kmem_cache_zalloc(xfs_da_state_zone, GFP_NOFS | __GFP_NOFAIL);
> }
>
> /*
> diff --git a/fs/xfs/libxfs/xfs_ialloc_btree.c b/fs/xfs/libxfs/xfs_ialloc_btree.c
> index b82992f795aa..5366a874b076 100644
> --- a/fs/xfs/libxfs/xfs_ialloc_btree.c
> +++ b/fs/xfs/libxfs/xfs_ialloc_btree.c
> @@ -413,7 +413,7 @@ xfs_inobt_init_cursor(
> struct xfs_agi *agi = XFS_BUF_TO_AGI(agbp);
> struct xfs_btree_cur *cur;
>
> - cur = kmem_zone_zalloc(xfs_btree_cur_zone, KM_NOFS);
> + cur = kmem_cache_zalloc(xfs_btree_cur_zone, GFP_NOFS | __GFP_NOFAIL);
>
> cur->bc_tp = tp;
> cur->bc_mp = mp;
> diff --git a/fs/xfs/libxfs/xfs_inode_fork.c b/fs/xfs/libxfs/xfs_inode_fork.c
> index ad2b9c313fd2..2bffaa31d62a 100644
> --- a/fs/xfs/libxfs/xfs_inode_fork.c
> +++ b/fs/xfs/libxfs/xfs_inode_fork.c
> @@ -98,7 +98,7 @@ xfs_iformat_fork(
> return 0;
>
> ASSERT(ip->i_afp == NULL);
> - ip->i_afp = kmem_zone_zalloc(xfs_ifork_zone, KM_NOFS);
> + ip->i_afp = kmem_cache_zalloc(xfs_ifork_zone, GFP_NOFS | __GFP_NOFAIL);
>
> switch (dip->di_aformat) {
> case XFS_DINODE_FMT_LOCAL:
> @@ -688,8 +688,8 @@ xfs_ifork_init_cow(
> if (ip->i_cowfp)
> return;
>
> - ip->i_cowfp = kmem_zone_zalloc(xfs_ifork_zone,
> - KM_NOFS);
> + ip->i_cowfp = kmem_cache_zalloc(xfs_ifork_zone,
> + GFP_NOFS | __GFP_NOFAIL);
> ip->i_cowfp->if_flags = XFS_IFEXTENTS;
> ip->i_cformat = XFS_DINODE_FMT_EXTENTS;
> ip->i_cnextents = 0;
> diff --git a/fs/xfs/libxfs/xfs_refcount_btree.c b/fs/xfs/libxfs/xfs_refcount_btree.c
> index 38529dbacd55..bb86988780ea 100644
> --- a/fs/xfs/libxfs/xfs_refcount_btree.c
> +++ b/fs/xfs/libxfs/xfs_refcount_btree.c
> @@ -325,7 +325,7 @@ xfs_refcountbt_init_cursor(
>
> ASSERT(agno != NULLAGNUMBER);
> ASSERT(agno < mp->m_sb.sb_agcount);
> - cur = kmem_zone_zalloc(xfs_btree_cur_zone, KM_NOFS);
> + cur = kmem_cache_zalloc(xfs_btree_cur_zone, GFP_NOFS | __GFP_NOFAIL);
>
> cur->bc_tp = tp;
> cur->bc_mp = mp;
> diff --git a/fs/xfs/libxfs/xfs_rmap_btree.c b/fs/xfs/libxfs/xfs_rmap_btree.c
> index fc78efa52c94..8d84dd98e8d3 100644
> --- a/fs/xfs/libxfs/xfs_rmap_btree.c
> +++ b/fs/xfs/libxfs/xfs_rmap_btree.c
> @@ -461,7 +461,7 @@ xfs_rmapbt_init_cursor(
> struct xfs_agf *agf = XFS_BUF_TO_AGF(agbp);
> struct xfs_btree_cur *cur;
>
> - cur = kmem_zone_zalloc(xfs_btree_cur_zone, KM_NOFS);
> + cur = kmem_cache_zalloc(xfs_btree_cur_zone, GFP_NOFS | __GFP_NOFAIL);
> cur->bc_tp = tp;
> cur->bc_mp = mp;
> /* Overlapping btree; 2 keys per pointer. */
> diff --git a/fs/xfs/xfs_bmap_item.c b/fs/xfs/xfs_bmap_item.c
> index ee6f4229cebc..451d6b925930 100644
> --- a/fs/xfs/xfs_bmap_item.c
> +++ b/fs/xfs/xfs_bmap_item.c
> @@ -141,7 +141,7 @@ xfs_bui_init(
> {
> struct xfs_bui_log_item *buip;
>
> - buip = kmem_zone_zalloc(xfs_bui_zone, 0);
> + buip = kmem_cache_zalloc(xfs_bui_zone, GFP_KERNEL | __GFP_NOFAIL);
>
> xfs_log_item_init(mp, &buip->bui_item, XFS_LI_BUI, &xfs_bui_item_ops);
> buip->bui_format.bui_nextents = XFS_BUI_MAX_FAST_EXTENTS;
> @@ -218,7 +218,7 @@ xfs_trans_get_bud(
> {
> struct xfs_bud_log_item *budp;
>
> - budp = kmem_zone_zalloc(xfs_bud_zone, 0);
> + budp = kmem_cache_zalloc(xfs_bud_zone, GFP_KERNEL | __GFP_NOFAIL);
> xfs_log_item_init(tp->t_mountp, &budp->bud_item, XFS_LI_BUD,
> &xfs_bud_item_ops);
> budp->bud_buip = buip;
> diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
> index a0229c368e78..85f9ef4f504e 100644
> --- a/fs/xfs/xfs_buf.c
> +++ b/fs/xfs/xfs_buf.c
> @@ -209,7 +209,7 @@ _xfs_buf_alloc(
> int error;
> int i;
>
> - bp = kmem_zone_zalloc(xfs_buf_zone, KM_NOFS);
> + bp = kmem_cache_zalloc(xfs_buf_zone, GFP_NOFS | __GFP_NOFAIL);
> if (unlikely(!bp))
> return NULL;
>
> diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
> index 3458a1264a3f..676149ac09a3 100644
> --- a/fs/xfs/xfs_buf_item.c
> +++ b/fs/xfs/xfs_buf_item.c
> @@ -747,7 +747,7 @@ xfs_buf_item_init(
> return 0;
> }
>
> - bip = kmem_zone_zalloc(xfs_buf_item_zone, 0);
> + bip = kmem_cache_zalloc(xfs_buf_item_zone, GFP_KERNEL | __GFP_NOFAIL);
> xfs_log_item_init(mp, &bip->bli_item, XFS_LI_BUF, &xfs_buf_item_ops);
> bip->bli_buf = bp;
>
> diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
> index 153815bf18fc..79f0de378123 100644
> --- a/fs/xfs/xfs_dquot.c
> +++ b/fs/xfs/xfs_dquot.c
> @@ -440,7 +440,7 @@ xfs_dquot_alloc(
> {
> struct xfs_dquot *dqp;
>
> - dqp = kmem_zone_zalloc(xfs_qm_dqzone, 0);
> + dqp = kmem_cache_zalloc(xfs_qm_dqzone, GFP_KERNEL | __GFP_NOFAIL);
>
> dqp->dq_flags = type;
> dqp->q_core.d_id = cpu_to_be32(id);
> diff --git a/fs/xfs/xfs_extfree_item.c b/fs/xfs/xfs_extfree_item.c
> index 6ea847f6e298..49ce6d6c4bb9 100644
> --- a/fs/xfs/xfs_extfree_item.c
> +++ b/fs/xfs/xfs_extfree_item.c
> @@ -165,7 +165,8 @@ xfs_efi_init(
> ((nextents - 1) * sizeof(xfs_extent_t)));
> efip = kmem_zalloc(size, 0);
> } else {
> - efip = kmem_zone_zalloc(xfs_efi_zone, 0);
> + efip = kmem_cache_zalloc(xfs_efi_zone,
> + GFP_KERNEL | __GFP_NOFAIL);
> }
>
> xfs_log_item_init(mp, &efip->efi_item, XFS_LI_EFI, &xfs_efi_item_ops);
> @@ -336,7 +337,8 @@ xfs_trans_get_efd(
> (nextents - 1) * sizeof(struct xfs_extent),
> 0);
> } else {
> - efdp = kmem_zone_zalloc(xfs_efd_zone, 0);
> + efdp = kmem_cache_zalloc(xfs_efd_zone,
> + GFP_KERNEL | __GFP_NOFAIL);
> }
>
> xfs_log_item_init(tp->t_mountp, &efdp->efd_item, XFS_LI_EFD,
> diff --git a/fs/xfs/xfs_icreate_item.c b/fs/xfs/xfs_icreate_item.c
> index 490fee22b878..85bbf9dbe095 100644
> --- a/fs/xfs/xfs_icreate_item.c
> +++ b/fs/xfs/xfs_icreate_item.c
> @@ -89,7 +89,7 @@ xfs_icreate_log(
> {
> struct xfs_icreate_item *icp;
>
> - icp = kmem_zone_zalloc(xfs_icreate_zone, 0);
> + icp = kmem_cache_zalloc(xfs_icreate_zone, GFP_KERNEL | __GFP_NOFAIL);
>
> xfs_log_item_init(tp->t_mountp, &icp->ic_item, XFS_LI_ICREATE,
> &xfs_icreate_item_ops);
> diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
> index 3a62976291a1..2097e6932a48 100644
> --- a/fs/xfs/xfs_inode_item.c
> +++ b/fs/xfs/xfs_inode_item.c
> @@ -652,7 +652,8 @@ xfs_inode_item_init(
> struct xfs_inode_log_item *iip;
>
> ASSERT(ip->i_itemp == NULL);
> - iip = ip->i_itemp = kmem_zone_zalloc(xfs_ili_zone, 0);
> + iip = ip->i_itemp = kmem_cache_zalloc(xfs_ili_zone,
> + GFP_KERNEL | __GFP_NOFAIL);
>
> iip->ili_inode = ip;
> xfs_log_item_init(mp, &iip->ili_item, XFS_LI_INODE,
> diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
> index 6a147c63a8a6..30447bd477d2 100644
> --- a/fs/xfs/xfs_log.c
> +++ b/fs/xfs/xfs_log.c
> @@ -454,7 +454,8 @@ xfs_log_reserve(
> XFS_STATS_INC(mp, xs_try_logspace);
>
> ASSERT(*ticp == NULL);
> - tic = xlog_ticket_alloc(log, unit_bytes, cnt, client, permanent, 0);
> + tic = xlog_ticket_alloc(log, unit_bytes, cnt, client, permanent,
> + GFP_KERNEL | __GFP_NOFAIL);
> *ticp = tic;
>
> xlog_grant_push_ail(log, tic->t_cnt ? tic->t_unit_res * tic->t_cnt
> @@ -3587,12 +3588,12 @@ xlog_ticket_alloc(
> int cnt,
> char client,
> bool permanent,
> - xfs_km_flags_t alloc_flags)
> + gfp_t alloc_flags)
> {
> struct xlog_ticket *tic;
> int unit_res;
>
> - tic = kmem_zone_zalloc(xfs_log_ticket_zone, alloc_flags);
> + tic = kmem_cache_zalloc(xfs_log_ticket_zone, alloc_flags);
> if (!tic)
> return NULL;
>
> diff --git a/fs/xfs/xfs_log_cil.c b/fs/xfs/xfs_log_cil.c
> index 48435cf2aa16..630c2482c8f1 100644
> --- a/fs/xfs/xfs_log_cil.c
> +++ b/fs/xfs/xfs_log_cil.c
> @@ -38,7 +38,7 @@ xlog_cil_ticket_alloc(
> struct xlog_ticket *tic;
>
> tic = xlog_ticket_alloc(log, 0, 1, XFS_TRANSACTION, 0,
> - KM_NOFS);
> + GFP_NOFS | __GFP_NOFAIL);
>
> /*
> * set the current reservation to zero so we know to steal the basic
> diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h
> index c47aa2ca6dc7..54c95fee9dc4 100644
> --- a/fs/xfs/xfs_log_priv.h
> +++ b/fs/xfs/xfs_log_priv.h
> @@ -427,7 +427,7 @@ xlog_ticket_alloc(
> int count,
> char client,
> bool permanent,
> - xfs_km_flags_t alloc_flags);
> + gfp_t alloc_flags);
>
>
> static inline void
> diff --git a/fs/xfs/xfs_refcount_item.c b/fs/xfs/xfs_refcount_item.c
> index 8eeed73928cd..a242bc9874a6 100644
> --- a/fs/xfs/xfs_refcount_item.c
> +++ b/fs/xfs/xfs_refcount_item.c
> @@ -146,7 +146,7 @@ xfs_cui_init(
> cuip = kmem_zalloc(xfs_cui_log_item_sizeof(nextents),
> 0);
> else
> - cuip = kmem_zone_zalloc(xfs_cui_zone, 0);
> + cuip = kmem_cache_zalloc(xfs_cui_zone, GFP_KERNEL | __GFP_NOFAIL);
Long line. I'll just fix it if nobody else posts any objections...
Reviewed-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
--D
>
> xfs_log_item_init(mp, &cuip->cui_item, XFS_LI_CUI, &xfs_cui_item_ops);
> cuip->cui_format.cui_nextents = nextents;
> @@ -223,7 +223,7 @@ xfs_trans_get_cud(
> {
> struct xfs_cud_log_item *cudp;
>
> - cudp = kmem_zone_zalloc(xfs_cud_zone, 0);
> + cudp = kmem_cache_zalloc(xfs_cud_zone, GFP_KERNEL | __GFP_NOFAIL);
> xfs_log_item_init(tp->t_mountp, &cudp->cud_item, XFS_LI_CUD,
> &xfs_cud_item_ops);
> cudp->cud_cuip = cuip;
> diff --git a/fs/xfs/xfs_rmap_item.c b/fs/xfs/xfs_rmap_item.c
> index 4911b68f95dd..857cc78dc440 100644
> --- a/fs/xfs/xfs_rmap_item.c
> +++ b/fs/xfs/xfs_rmap_item.c
> @@ -144,7 +144,8 @@ xfs_rui_init(
> if (nextents > XFS_RUI_MAX_FAST_EXTENTS)
> ruip = kmem_zalloc(xfs_rui_log_item_sizeof(nextents), 0);
> else
> - ruip = kmem_zone_zalloc(xfs_rui_zone, 0);
> + ruip = kmem_cache_zalloc(xfs_rui_zone,
> + GFP_KERNEL | __GFP_NOFAIL);
>
> xfs_log_item_init(mp, &ruip->rui_item, XFS_LI_RUI, &xfs_rui_item_ops);
> ruip->rui_format.rui_nextents = nextents;
> @@ -246,7 +247,7 @@ xfs_trans_get_rud(
> {
> struct xfs_rud_log_item *rudp;
>
> - rudp = kmem_zone_zalloc(xfs_rud_zone, 0);
> + rudp = kmem_cache_zalloc(xfs_rud_zone, GFP_KERNEL | __GFP_NOFAIL);
> xfs_log_item_init(tp->t_mountp, &rudp->rud_item, XFS_LI_RUD,
> &xfs_rud_item_ops);
> rudp->rud_ruip = ruip;
> diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c
> index 3b208f9a865c..29f34492d5f4 100644
> --- a/fs/xfs/xfs_trans.c
> +++ b/fs/xfs/xfs_trans.c
> @@ -90,7 +90,7 @@ xfs_trans_dup(
>
> trace_xfs_trans_dup(tp, _RET_IP_);
>
> - ntp = kmem_zone_zalloc(xfs_trans_zone, 0);
> + ntp = kmem_cache_zalloc(xfs_trans_zone, GFP_KERNEL | __GFP_NOFAIL);
>
> /*
> * Initialize the new transaction structure.
> @@ -263,7 +263,7 @@ xfs_trans_alloc(
> * GFP_NOFS allocation context so that we avoid lockdep false positives
> * by doing GFP_KERNEL allocations inside sb_start_intwrite().
> */
> - tp = kmem_zone_zalloc(xfs_trans_zone, 0);
> + tp = kmem_cache_zalloc(xfs_trans_zone, GFP_KERNEL | __GFP_NOFAIL);
> if (!(flags & XFS_TRANS_NO_WRITECOUNT))
> sb_start_intwrite(mp->m_super);
>
> diff --git a/fs/xfs/xfs_trans_dquot.c b/fs/xfs/xfs_trans_dquot.c
> index ff1c326826d3..69e8f6d049aa 100644
> --- a/fs/xfs/xfs_trans_dquot.c
> +++ b/fs/xfs/xfs_trans_dquot.c
> @@ -863,7 +863,8 @@ STATIC void
> xfs_trans_alloc_dqinfo(
> xfs_trans_t *tp)
> {
> - tp->t_dqinfo = kmem_zone_zalloc(xfs_qm_dqtrxzone, 0);
> + tp->t_dqinfo = kmem_cache_zalloc(xfs_qm_dqtrxzone,
> + GFP_KERNEL | __GFP_NOFAIL);
> }
>
> void
> --
> 2.23.0
>
