From: Allison Henderson <allison.henderson@oracle.com>
To: "Darrick J. Wong" <djwong@kernel.org>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH v15 19/22] xfs: Remove unused xfs_attr_*_args
Date: Fri, 26 Feb 2021 17:57:06 -0700 [thread overview]
Message-ID: <e9a5308e-9a1b-bbb7-a971-16406692dad7@oracle.com> (raw)
In-Reply-To: <20210226045855.GX7272@magnolia>
On 2/25/21 9:58 PM, Darrick J. Wong wrote:
> On Thu, Feb 18, 2021 at 09:53:45AM -0700, Allison Henderson wrote:
>> Remove xfs_attr_set_args, xfs_attr_remove_args, and xfs_attr_trans_roll.
>> These high level loops are now driven by the delayed operations code,
>> and can be removed.
>>
>> Additionally collapse in the leaf_bp parameter of xfs_attr_set_iter
>> since we only have one caller that passes dac->leaf_bp
>>
>> Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
>
> Looks good to me,
> Reviewed-by: Darrick J. Wong <djwong@kernel.org>
>
Great, thanks!
Allison
> --D
>
>> ---
>> fs/xfs/libxfs/xfs_attr.c | 97 +++--------------------------------------
>> fs/xfs/libxfs/xfs_attr.h | 10 ++---
>> fs/xfs/libxfs/xfs_attr_remote.c | 1 -
>> fs/xfs/xfs_attr_item.c | 8 ++--
>> 4 files changed, 11 insertions(+), 105 deletions(-)
>>
>> diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
>> index cec861e..8b62447 100644
>> --- a/fs/xfs/libxfs/xfs_attr.c
>> +++ b/fs/xfs/libxfs/xfs_attr.c
>> @@ -63,8 +63,6 @@ STATIC int xfs_attr_node_hasname(xfs_da_args_t *args,
>> struct xfs_da_state **state);
>> STATIC int xfs_attr_fillstate(xfs_da_state_t *state);
>> STATIC int xfs_attr_refillstate(xfs_da_state_t *state);
>> -int xfs_attr_set_iter(struct xfs_delattr_context *dac,
>> - struct xfs_buf **leaf_bp);
>>
>> int
>> xfs_inode_hasattr(
>> @@ -223,67 +221,13 @@ xfs_attr_is_shortform(
>> ip->i_afp->if_nextents == 0);
>> }
>>
>> -/*
>> - * Checks to see if a delayed attribute transaction should be rolled. If so,
>> - * also checks for a defer finish. Transaction is finished and rolled as
>> - * needed, and returns true of false if the delayed operation should continue.
>> - */
>> -STATIC int
>> -xfs_attr_trans_roll(
>> - struct xfs_delattr_context *dac)
>> -{
>> - struct xfs_da_args *args = dac->da_args;
>> - int error;
>> -
>> - if (dac->flags & XFS_DAC_DEFER_FINISH) {
>> - /*
>> - * The caller wants us to finish all the deferred ops so that we
>> - * avoid pinning the log tail with a large number of deferred
>> - * ops.
>> - */
>> - dac->flags &= ~XFS_DAC_DEFER_FINISH;
>> - error = xfs_defer_finish(&args->trans);
>> - if (error)
>> - return error;
>> - } else
>> - error = xfs_trans_roll_inode(&args->trans, args->dp);
>> -
>> - return error;
>> -}
>> -
>> -/*
>> - * Set the attribute specified in @args.
>> - */
>> -int
>> -xfs_attr_set_args(
>> - struct xfs_da_args *args)
>> -{
>> - struct xfs_buf *leaf_bp = NULL;
>> - int error = 0;
>> - struct xfs_delattr_context dac = {
>> - .da_args = args,
>> - };
>> -
>> - do {
>> - error = xfs_attr_set_iter(&dac, &leaf_bp);
>> - if (error != -EAGAIN)
>> - break;
>> -
>> - error = xfs_attr_trans_roll(&dac);
>> - if (error)
>> - return error;
>> - } while (true);
>> -
>> - return error;
>> -}
>> -
>> STATIC int
>> xfs_attr_set_fmt(
>> - struct xfs_delattr_context *dac,
>> - struct xfs_buf **leaf_bp)
>> + struct xfs_delattr_context *dac)
>> {
>> struct xfs_da_args *args = dac->da_args;
>> struct xfs_inode *dp = args->dp;
>> + struct xfs_buf **leaf_bp = &dac->leaf_bp;
>> int error = 0;
>>
>> /*
>> @@ -316,7 +260,6 @@ xfs_attr_set_fmt(
>> * add.
>> */
>> trace_xfs_attr_set_fmt_return(XFS_DAS_UNINIT, args->dp);
>> - dac->flags |= XFS_DAC_DEFER_FINISH;
>> return -EAGAIN;
>> }
>>
>> @@ -329,10 +272,10 @@ xfs_attr_set_fmt(
>> */
>> int
>> xfs_attr_set_iter(
>> - struct xfs_delattr_context *dac,
>> - struct xfs_buf **leaf_bp)
>> + struct xfs_delattr_context *dac)
>> {
>> struct xfs_da_args *args = dac->da_args;
>> + struct xfs_buf **leaf_bp = &dac->leaf_bp;
>> struct xfs_inode *dp = args->dp;
>> struct xfs_buf *bp = NULL;
>> struct xfs_da_state *state = NULL;
>> @@ -344,7 +287,7 @@ xfs_attr_set_iter(
>> switch (dac->dela_state) {
>> case XFS_DAS_UNINIT:
>> if (xfs_attr_is_shortform(dp))
>> - return xfs_attr_set_fmt(dac, leaf_bp);
>> + return xfs_attr_set_fmt(dac);
>>
>> /*
>> * After a shortform to leaf conversion, we need to hold the
>> @@ -381,7 +324,6 @@ xfs_attr_set_iter(
>> * be a node, so we'll fall down into the node
>> * handling code below
>> */
>> - dac->flags |= XFS_DAC_DEFER_FINISH;
>> trace_xfs_attr_set_iter_return(
>> dac->dela_state, args->dp);
>> return -EAGAIN;
>> @@ -687,32 +629,6 @@ xfs_has_attr(
>>
>> /*
>> * Remove the attribute specified in @args.
>> - */
>> -int
>> -xfs_attr_remove_args(
>> - struct xfs_da_args *args)
>> -{
>> - int error;
>> - struct xfs_delattr_context dac = {
>> - .da_args = args,
>> - };
>> -
>> - do {
>> - error = xfs_attr_remove_iter(&dac);
>> - if (error != -EAGAIN)
>> - break;
>> -
>> - error = xfs_attr_trans_roll(&dac);
>> - if (error)
>> - return error;
>> -
>> - } while (true);
>> -
>> - return error;
>> -}
>> -
>> -/*
>> - * Remove the attribute specified in @args.
>> *
>> * This function may return -EAGAIN to signal that the transaction needs to be
>> * rolled. Callers should continue calling this function until they receive a
>> @@ -1297,7 +1213,6 @@ xfs_attr_node_addname(
>> * this. dela_state is still unset by this function at
>> * this point.
>> */
>> - dac->flags |= XFS_DAC_DEFER_FINISH;
>> trace_xfs_attr_node_addname_return(
>> dac->dela_state, args->dp);
>> return -EAGAIN;
>> @@ -1312,7 +1227,6 @@ xfs_attr_node_addname(
>> error = xfs_da3_split(state);
>> if (error)
>> goto out;
>> - dac->flags |= XFS_DAC_DEFER_FINISH;
>> } else {
>> /*
>> * Addition succeeded, update Btree hashvals.
>> @@ -1599,7 +1513,6 @@ xfs_attr_node_removename_iter(
>> if (error)
>> goto out;
>>
>> - dac->flags |= XFS_DAC_DEFER_FINISH;
>> dac->dela_state = XFS_DAS_RM_SHRINK;
>> trace_xfs_attr_node_removename_iter_return(
>> dac->dela_state, args->dp);
>> diff --git a/fs/xfs/libxfs/xfs_attr.h b/fs/xfs/libxfs/xfs_attr.h
>> index 4abf02c..f82c0b1 100644
>> --- a/fs/xfs/libxfs/xfs_attr.h
>> +++ b/fs/xfs/libxfs/xfs_attr.h
>> @@ -393,9 +393,8 @@ enum xfs_delattr_state {
>> /*
>> * Defines for xfs_delattr_context.flags
>> */
>> -#define XFS_DAC_DEFER_FINISH 0x01 /* finish the transaction */
>> -#define XFS_DAC_LEAF_ADDNAME_INIT 0x02 /* xfs_attr_leaf_addname init*/
>> -#define XFS_DAC_DELAYED_OP_INIT 0x04 /* delayed operations init*/
>> +#define XFS_DAC_LEAF_ADDNAME_INIT 0x01 /* xfs_attr_leaf_addname init*/
>> +#define XFS_DAC_DELAYED_OP_INIT 0x02 /* delayed operations init*/
>>
>> /*
>> * Context used for keeping track of delayed attribute operations
>> @@ -452,11 +451,8 @@ int xfs_inode_hasattr(struct xfs_inode *ip);
>> int xfs_attr_get_ilocked(struct xfs_da_args *args);
>> int xfs_attr_get(struct xfs_da_args *args);
>> int xfs_attr_set(struct xfs_da_args *args);
>> -int xfs_attr_set_args(struct xfs_da_args *args);
>> -int xfs_attr_set_iter(struct xfs_delattr_context *dac,
>> - struct xfs_buf **leaf_bp);
>> +int xfs_attr_set_iter(struct xfs_delattr_context *dac);
>> int xfs_has_attr(struct xfs_da_args *args);
>> -int xfs_attr_remove_args(struct xfs_da_args *args);
>> int xfs_attr_remove_iter(struct xfs_delattr_context *dac);
>> bool xfs_attr_namecheck(const void *name, size_t length);
>> void xfs_delattr_context_init(struct xfs_delattr_context *dac,
>> diff --git a/fs/xfs/libxfs/xfs_attr_remote.c b/fs/xfs/libxfs/xfs_attr_remote.c
>> index b6554a3..78bb552 100644
>> --- a/fs/xfs/libxfs/xfs_attr_remote.c
>> +++ b/fs/xfs/libxfs/xfs_attr_remote.c
>> @@ -762,7 +762,6 @@ xfs_attr_rmtval_remove(
>> * by the parent
>> */
>> if (!done) {
>> - dac->flags |= XFS_DAC_DEFER_FINISH;
>> trace_xfs_attr_rmtval_remove_return(dac->dela_state, args->dp);
>> return -EAGAIN;
>> }
>> diff --git a/fs/xfs/xfs_attr_item.c b/fs/xfs/xfs_attr_item.c
>> index 8c8f72d..13b289b 100644
>> --- a/fs/xfs/xfs_attr_item.c
>> +++ b/fs/xfs/xfs_attr_item.c
>> @@ -291,7 +291,6 @@ int
>> xfs_trans_attr(
>> struct xfs_delattr_context *dac,
>> struct xfs_attrd_log_item *attrdp,
>> - struct xfs_buf **leaf_bp,
>> uint32_t op_flags)
>> {
>> struct xfs_da_args *args = dac->da_args;
>> @@ -304,7 +303,7 @@ xfs_trans_attr(
>> switch (op_flags) {
>> case XFS_ATTR_OP_FLAGS_SET:
>> args->op_flags |= XFS_DA_OP_ADDNAME;
>> - error = xfs_attr_set_iter(dac, leaf_bp);
>> + error = xfs_attr_set_iter(dac);
>> break;
>> case XFS_ATTR_OP_FLAGS_REMOVE:
>> ASSERT(XFS_IFORK_Q(args->dp));
>> @@ -428,8 +427,7 @@ xfs_attr_finish_item(
>> */
>> dac->da_args->trans = tp;
>>
>> - error = xfs_trans_attr(dac, done_item, &dac->leaf_bp,
>> - attr->xattri_op_flags);
>> + error = xfs_trans_attr(dac, done_item, attr->xattri_op_flags);
>> if (error != -EAGAIN)
>> kmem_free(attr);
>>
>> @@ -625,7 +623,7 @@ xfs_attri_item_recover(
>> xfs_trans_ijoin(args.trans, ip, 0);
>>
>> error = xfs_trans_attr(&attr.xattri_dac, done_item,
>> - &attr.xattri_dac.leaf_bp, attrp->alfi_op_flags);
>> + attrp->alfi_op_flags);
>> if (error == -EAGAIN) {
>> /*
>> * There's more work to do, so make a new xfs_attr_item and add
>> --
>> 2.7.4
>>
next prev parent reply other threads:[~2021-02-27 0:58 UTC|newest]
Thread overview: 87+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-18 16:53 [PATCH v15 00/22] xfs: Delayed Attributes Allison Henderson
2021-02-18 16:53 ` [PATCH v15 01/22] xfs: Add helper xfs_attr_node_remove_step Allison Henderson
2021-02-24 15:03 ` Brian Foster
2021-02-25 6:17 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 02/22] xfs: Add xfs_attr_node_remove_cleanup Allison Henderson
2021-02-24 15:03 ` Brian Foster
2021-02-25 6:17 ` Allison Henderson
2021-02-26 3:00 ` Darrick J. Wong
2021-02-27 0:48 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 03/22] xfs: Hoist transaction handling in xfs_attr_node_remove_step Allison Henderson
2021-02-24 15:04 ` Brian Foster
2021-02-25 6:18 ` Allison Henderson
2021-02-26 3:02 ` Darrick J. Wong
2021-02-27 0:48 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 04/22] xfs: Hoist xfs_attr_set_shortform Allison Henderson
2021-02-24 15:04 ` Brian Foster
2021-02-25 6:18 ` Allison Henderson
2021-02-26 3:03 ` Darrick J. Wong
2021-02-27 0:48 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 05/22] xfs: Add helper xfs_attr_set_fmt Allison Henderson
2021-02-24 15:04 ` Brian Foster
2021-02-25 6:18 ` Allison Henderson
2021-02-26 3:07 ` Darrick J. Wong
2021-02-27 0:49 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 06/22] xfs: Separate xfs_attr_node_addname and xfs_attr_node_addname_work Allison Henderson
2021-02-24 15:04 ` Brian Foster
2021-02-25 6:18 ` Allison Henderson
2021-02-26 4:02 ` Darrick J. Wong
2021-02-27 0:54 ` Allison Henderson
2021-03-01 18:00 ` Darrick J. Wong
2021-03-02 8:26 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 07/22] xfs: Add helper xfs_attr_node_addname_find_attr Allison Henderson
2021-02-24 15:04 ` Brian Foster
2021-02-25 6:18 ` Allison Henderson
2021-02-26 4:06 ` Darrick J. Wong
2021-02-27 0:54 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 08/22] xfs: Hoist xfs_attr_node_addname Allison Henderson
2021-02-24 18:42 ` Brian Foster
2021-02-25 6:19 ` Allison Henderson
2021-03-01 18:05 ` Darrick J. Wong
2021-03-02 8:26 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 09/22] xfs: Hoist xfs_attr_leaf_addname Allison Henderson
2021-02-24 18:42 ` Brian Foster
2021-02-25 6:19 ` Allison Henderson
2021-02-25 14:20 ` Brian Foster
2021-03-01 18:19 ` Darrick J. Wong
2021-03-02 8:26 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 10/22] xfs: Hoist node transaction handling Allison Henderson
2021-02-24 18:43 ` Brian Foster
2021-02-25 6:20 ` Allison Henderson
2021-03-01 18:20 ` Darrick J. Wong
2021-03-02 8:26 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 11/22] xfs: Add delay ready attr remove routines Allison Henderson
2021-02-24 18:45 ` Brian Foster
2021-02-25 7:01 ` Allison Henderson
2021-02-25 14:22 ` Brian Foster
2021-02-25 22:28 ` Allison Henderson
2021-02-28 15:39 ` Brian Foster
2021-03-02 8:26 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 12/22] xfs: Add delay ready attr set routines Allison Henderson
2021-03-02 1:39 ` Darrick J. Wong
2021-02-18 16:53 ` [PATCH v15 13/22] xfs: Add state machine tracepoints Allison Henderson
2021-02-26 5:06 ` Darrick J. Wong
2021-02-27 0:57 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 14/22] xfs: Rename __xfs_attr_rmtval_remove Allison Henderson
2021-02-18 16:53 ` [PATCH v15 15/22] xfs: Handle krealloc errors in xlog_recover_add_to_cont_trans Allison Henderson
2021-02-26 5:06 ` Darrick J. Wong
2021-02-27 0:57 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 16/22] xfs: Set up infastructure for deferred attribute operations Allison Henderson
2021-02-26 4:58 ` Darrick J. Wong
2021-02-27 0:56 ` Allison Henderson
2021-03-02 7:13 ` Allison Henderson
2021-03-03 11:50 ` Brian Foster
2021-02-18 16:53 ` [PATCH v15 17/22] xfs: Skip flip flags for delayed attrs Allison Henderson
2021-02-26 5:02 ` Darrick J. Wong
2021-02-27 0:56 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 18/22] xfs: Add xfs_attr_set_deferred and xfs_attr_remove_deferred Allison Henderson
2021-02-26 5:00 ` Darrick J. Wong
2021-02-27 0:57 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 19/22] xfs: Remove unused xfs_attr_*_args Allison Henderson
2021-02-26 4:58 ` Darrick J. Wong
2021-02-27 0:57 ` Allison Henderson [this message]
2021-02-18 16:53 ` [PATCH v15 20/22] xfs: Add delayed attributes error tag Allison Henderson
2021-02-18 16:53 ` [PATCH v15 21/22] xfs: Add delattr mount option Allison Henderson
2021-02-26 4:29 ` Darrick J. Wong
2021-02-27 0:55 ` Allison Henderson
2021-02-18 16:53 ` [PATCH v15 22/22] xfs: Merge xfs_delattr_context into xfs_attr_item Allison Henderson
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