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Date: Thu, 9 Apr 2009 12:37:08 -0500
From: Felix Blyakher <felixb@....com>
To: Jack Stone <jwjstone@...tmail.fm>
Cc: LKML <linux-kernel@...r.kernel.org>, jeff@...zik.org,
kernel-janitors@...r.kernel.org, xfs mailing list <xfs@....sgi.com>
Subject: Re: [PATCH 56/56] xfs: Remove void casts
On Apr 8, 2009, at 6:22 AM, Jack Stone wrote:
> Remove uneeded void casts
>
> Signed-Off-By: Jack Stone <jwjstone@...tmail.fm>
See comments below.
Reviewed-by: Felix Blyakher <felixb@....com>
>
> ---
> fs/xfs/quota/xfs_dquot_item.c | 2 +-
> fs/xfs/support/ktrace.c | 6 +++---
> fs/xfs/xfs_attr_leaf.c | 2 +-
> fs/xfs/xfs_buf_item.c | 6 +++---
> fs/xfs/xfs_extfree_item.c | 8 ++++----
> fs/xfs/xfs_inode.c | 5 ++---
> fs/xfs/xfs_log_recover.c | 9 ++++-----
> fs/xfs/xfs_trans.c | 2 +-
> fs/xfs/xfs_trans_inode.c | 3 +--
> fs/xfs/xfs_trans_item.c | 6 ++----
> 10 files changed, 22 insertions(+), 27 deletions(-)
>
> diff --git a/fs/xfs/quota/xfs_dquot_item.c b/fs/xfs/quota/
> xfs_dquot_item.c
> index 1728f6a..a4d970a 100644
> --- a/fs/xfs/quota/xfs_dquot_item.c
> +++ b/fs/xfs/quota/xfs_dquot_item.c
> @@ -648,7 +648,7 @@ xfs_qm_qoff_logitem_init(
> {
> xfs_qoff_logitem_t *qf;
>
> - qf = (xfs_qoff_logitem_t*) kmem_zalloc(sizeof(xfs_qoff_logitem_t),
> KM_SLEEP);
> + qf = kmem_zalloc(sizeof(xfs_qoff_logitem_t), KM_SLEEP);
>
> qf->qql_item.li_type = XFS_LI_QUOTAOFF;
> if (start)
> diff --git a/fs/xfs/support/ktrace.c b/fs/xfs/support/ktrace.c
> index 2d494c2..3982acf 100644
> --- a/fs/xfs/support/ktrace.c
> +++ b/fs/xfs/support/ktrace.c
> @@ -58,7 +58,7 @@ ktrace_alloc(int nentries, unsigned int __nocast
> sleep)
> ktrace_entry_t *ktep;
> int entries;
>
> - ktp = (ktrace_t*)kmem_zone_alloc(ktrace_hdr_zone, sleep);
> + ktp = kmem_zone_alloc(ktrace_hdr_zone, sleep);
>
> if (ktp == (ktrace_t*)NULL) {
> /*
> @@ -75,10 +75,10 @@ ktrace_alloc(int nentries, unsigned int __nocast
> sleep)
> */
> entries = roundup_pow_of_two(nentries);
> if (entries == ktrace_zentries) {
> - ktep = (ktrace_entry_t*)kmem_zone_zalloc(ktrace_ent_zone,
> + ktep = kmem_zone_zalloc(ktrace_ent_zone,
> sleep);
Combine two lines.
>
> } else {
> - ktep = (ktrace_entry_t*)kmem_zalloc((entries * sizeof(*ktep)),
> + ktep = kmem_zalloc((entries * sizeof(*ktep)),
> sleep | KM_LARGE);
Ditto.
>
> }
>
> diff --git a/fs/xfs/xfs_attr_leaf.c b/fs/xfs/xfs_attr_leaf.c
> index afdc891..688e894 100644
> --- a/fs/xfs/xfs_attr_leaf.c
> +++ b/fs/xfs/xfs_attr_leaf.c
> @@ -2869,7 +2869,7 @@ xfs_attr_leaf_inactive(xfs_trans_t **trans,
> xfs_inode_t *dp, xfs_dabuf_t *bp)
> * Allocate storage for a list of all the "remote" value extents.
> */
> size = count * sizeof(xfs_attr_inactive_list_t);
> - list = (xfs_attr_inactive_list_t *)kmem_alloc(size, KM_SLEEP);
> + list = kmem_alloc(size, KM_SLEEP);
>
> /*
> * Identify each of the "remote" value extents.
> diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
> index 92af409..431755a 100644
> --- a/fs/xfs/xfs_buf_item.c
> +++ b/fs/xfs/xfs_buf_item.c
> @@ -726,7 +726,7 @@ xfs_buf_item_init(
> chunks = (int)((XFS_BUF_COUNT(bp) + (XFS_BLI_CHUNK - 1)) >>
> XFS_BLI_SHIFT);
> map_size = (int)((chunks + NBWORD) >> BIT_TO_WORD_SHIFT);
>
> - bip = (xfs_buf_log_item_t*)kmem_zone_zalloc(xfs_buf_item_zone,
> + bip = kmem_zone_zalloc(xfs_buf_item_zone,
> KM_SLEEP);
Ditto.
>
> bip->bli_item.li_type = XFS_LI_BUF;
> bip->bli_item.li_ops = &xfs_buf_item_ops;
> @@ -751,9 +751,9 @@ xfs_buf_item_init(
> * the buffer to indicate which bytes the callers have asked
> * to have logged.
> */
> - bip->bli_orig = (char *)kmem_alloc(XFS_BUF_COUNT(bp), KM_SLEEP);
> + bip->bli_orig = kmem_alloc(XFS_BUF_COUNT(bp), KM_SLEEP);
> memcpy(bip->bli_orig, XFS_BUF_PTR(bp), XFS_BUF_COUNT(bp));
> - bip->bli_logged = (char *)kmem_zalloc(XFS_BUF_COUNT(bp) / NBBY,
> KM_SLEEP);
> + bip->bli_logged = kmem_zalloc(XFS_BUF_COUNT(bp) / NBBY, KM_SLEEP);
> #endif
>
> /*
> diff --git a/fs/xfs/xfs_extfree_item.c b/fs/xfs/xfs_extfree_item.c
> index 05a4bdd..53ccdc4 100644
> --- a/fs/xfs/xfs_extfree_item.c
> +++ b/fs/xfs/xfs_extfree_item.c
> @@ -253,9 +253,9 @@ xfs_efi_init(xfs_mount_t *mp,
> if (nextents > XFS_EFI_MAX_FAST_EXTENTS) {
> size = (uint)(sizeof(xfs_efi_log_item_t) +
> ((nextents - 1) * sizeof(xfs_extent_t)));
> - efip = (xfs_efi_log_item_t*)kmem_zalloc(size, KM_SLEEP);
> + efip = kmem_zalloc(size, KM_SLEEP);
> } else {
> - efip = (xfs_efi_log_item_t*)kmem_zone_zalloc(xfs_efi_zone,
> + efip = kmem_zone_zalloc(xfs_efi_zone,
> KM_SLEEP);
Ditto.
>
> }
>
> @@ -548,9 +548,9 @@ xfs_efd_init(xfs_mount_t *mp,
> if (nextents > XFS_EFD_MAX_FAST_EXTENTS) {
> size = (uint)(sizeof(xfs_efd_log_item_t) +
> ((nextents - 1) * sizeof(xfs_extent_t)));
> - efdp = (xfs_efd_log_item_t*)kmem_zalloc(size, KM_SLEEP);
> + efdp = kmem_zalloc(size, KM_SLEEP);
> } else {
> - efdp = (xfs_efd_log_item_t*)kmem_zone_zalloc(xfs_efd_zone,
> + efdp = kmem_zone_zalloc(xfs_efd_zone,
> KM_SLEEP);
Ditto.
>
> }
>
> diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
> index e7ae08d..5ab6e3d 100644
> --- a/fs/xfs/xfs_inode.c
> +++ b/fs/xfs/xfs_inode.c
> @@ -3453,7 +3453,7 @@ xfs_iext_add_indirect_multi(
> * (all extents past */
> if (nex2) {
> byte_diff = nex2 * sizeof(xfs_bmbt_rec_t);
> - nex2_ep = (xfs_bmbt_rec_t *) kmem_alloc(byte_diff, KM_NOFS);
> + nex2_ep = kmem_alloc(byte_diff, KM_NOFS);
> memmove(nex2_ep, &erp->er_extbuf[idx], byte_diff);
> erp->er_extcount -= nex2;
> xfs_iext_irec_update_extoffs(ifp, erp_idx + 1, -nex2);
> @@ -3842,8 +3842,7 @@ xfs_iext_realloc_indirect(
> if (new_size == 0) {
> xfs_iext_destroy(ifp);
> } else {
> - ifp->if_u1.if_ext_irec = (xfs_ext_irec_t *)
> - kmem_realloc(ifp->if_u1.if_ext_irec,
> + ifp->if_u1.if_ext_irec = kmem_realloc(ifp->if_u1.if_ext_irec,
> new_size, size, KM_NOFS);
> }
> }
> diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
> index 7ba4501..3037920 100644
> --- a/fs/xfs/xfs_log_recover.c
> +++ b/fs/xfs/xfs_log_recover.c
> @@ -1670,7 +1670,7 @@ xlog_recover_do_buffer_pass1(
> * the bucket.
> */
> if (*bucket == NULL) {
> - bcp = (xfs_buf_cancel_t *)kmem_alloc(sizeof(xfs_buf_cancel_t),
> + bcp = kmem_alloc(sizeof(xfs_buf_cancel_t),
> KM_SLEEP);
Ditto.
>
> bcp->bc_blkno = blkno;
> bcp->bc_len = len;
> @@ -1696,7 +1696,7 @@ xlog_recover_do_buffer_pass1(
> nextp = nextp->bc_next;
> }
> ASSERT(prevp != NULL);
> - bcp = (xfs_buf_cancel_t *)kmem_alloc(sizeof(xfs_buf_cancel_t),
> + bcp = kmem_alloc(sizeof(xfs_buf_cancel_t),
> KM_SLEEP);
Ditto.
>
> bcp->bc_blkno = blkno;
> bcp->bc_len = len;
> @@ -2316,7 +2316,7 @@ xlog_recover_do_inode_trans(
> if (item->ri_buf[0].i_len == sizeof(xfs_inode_log_format_t)) {
> in_f = (xfs_inode_log_format_t *)item->ri_buf[0].i_addr;
> } else {
> - in_f = (xfs_inode_log_format_t *)kmem_alloc(
> + in_f = kmem_alloc(
> sizeof(xfs_inode_log_format_t), KM_SLEEP);
> need_free = 1;
> error = xfs_inode_item_format_convert(&item->ri_buf[0], in_f);
> @@ -3778,8 +3778,7 @@ xlog_do_log_recovery(
> * First do a pass to find all of the cancelled buf log items.
> * Store them in the buf_cancel_table for use in the second pass.
> */
> - log->l_buf_cancel_table =
> - (xfs_buf_cancel_t **)kmem_zalloc(XLOG_BC_TABLE_SIZE *
> + log->l_buf_cancel_table = kmem_zalloc(XLOG_BC_TABLE_SIZE *
> sizeof(xfs_buf_cancel_t*),
> KM_SLEEP);
> error = xlog_do_recovery_pass(log, head_blk, tail_blk,
> diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c
> index 8570b82..44d039d 100644
> --- a/fs/xfs/xfs_trans.c
> +++ b/fs/xfs/xfs_trans.c
> @@ -868,7 +868,7 @@ shut_us_down:
> } else if (nvec <= XFS_TRANS_LOGVEC_COUNT) {
> log_vector = log_vector_fast;
> } else {
> - log_vector = (xfs_log_iovec_t *)kmem_alloc(nvec *
> + log_vector = kmem_alloc(nvec *
> sizeof(xfs_log_iovec_t),
Ditto.
>
> KM_SLEEP);
> }
> diff --git a/fs/xfs/xfs_trans_inode.c b/fs/xfs/xfs_trans_inode.c
> index 23d276a..e1b90f0 100644
> --- a/fs/xfs/xfs_trans_inode.c
> +++ b/fs/xfs/xfs_trans_inode.c
> @@ -271,8 +271,7 @@ xfs_trans_inode_broot_debug(
> ASSERT((ip->i_df.if_broot != NULL) &&
> (ip->i_df.if_broot_bytes > 0));
> iip->ili_root_size = ip->i_df.if_broot_bytes;
> - iip->ili_orig_root =
> - (char*)kmem_alloc(iip->ili_root_size, KM_SLEEP);
> + iip->ili_orig_root = kmem_alloc(iip->ili_root_size, KM_SLEEP);
> memcpy(iip->ili_orig_root, (char*)(ip->i_df.if_broot),
> iip->ili_root_size);
> }
> diff --git a/fs/xfs/xfs_trans_item.c b/fs/xfs/xfs_trans_item.c
> index eb3fc57..49615dd 100644
> --- a/fs/xfs/xfs_trans_item.c
> +++ b/fs/xfs/xfs_trans_item.c
> @@ -54,8 +54,7 @@ xfs_trans_add_item(xfs_trans_t *tp, xfs_log_item_t
> *lip)
> * of them and put it at the front of the chunk list.
> */
> if (tp->t_items_free == 0) {
> - licp = (xfs_log_item_chunk_t*)
> - kmem_alloc(sizeof(xfs_log_item_chunk_t), KM_SLEEP);
> + licp = kmem_alloc(sizeof(xfs_log_item_chunk_t), KM_SLEEP);
> ASSERT(licp != NULL);
> /*
> * Initialize the chunk, and then
> @@ -460,8 +459,7 @@ xfs_trans_add_busy(xfs_trans_t *tp,
> xfs_agnumber_t ag, xfs_extlen_t idx)
> * of them and put it at the front of the chunk list.
> */
> if (tp->t_busy_free == 0) {
> - lbcp = (xfs_log_busy_chunk_t*)
> - kmem_alloc(sizeof(xfs_log_busy_chunk_t), KM_SLEEP);
> + lbcp = kmem_alloc(sizeof(xfs_log_busy_chunk_t), KM_SLEEP);
> ASSERT(lbcp != NULL);
> /*
> * Initialize the chunk, and then
> --
> 1.5.4.3
>
> --
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