From: Derrick Stolee <stolee@gmail.com> To: Elijah Newren via GitGitGadget <gitgitgadget@gmail.com>, git@vger.kernel.org Cc: Derrick Stolee <dstolee@microsoft.com>, Elijah Newren <newren@gmail.com> Subject: Re: [PATCH v2 04/18] unpack-trees: simplify pattern_list freeing Date: Mon, 23 Mar 2020 11:57:21 -0400 Message-ID: <d99a17b6-49ab-51d9-621d-adf6eb0b7ffa@gmail.com> (raw) In-Reply-To: <65772dd46df12d79a41e7ed2d6e1fc197b80d379.1584813609.git.gitgitgadget@gmail.com> On 3/21/2020 1:59 PM, Elijah Newren via GitGitGadget wrote: > From: Elijah Newren <newren@gmail.com> > > commit e091228e17 ("sparse-checkout: update working directory > in-process", 2019-11-21) allowed passing a pre-defined set of patterns > to unpack_trees(). However, if o->pl was NULL, it would still read the > existing patterns and use those. If those patterns were read into a > data structure that was allocated, naturally they needed to be free'd. > However, despite the same function being responsible for knowing about > both the allocation and the free'ing, the logic for tracking whether to > free the pattern_list was hoisted to an outer function with an > additional flag in unpack_trees_options. Put the logic back in the > relevant function and discard the now unnecessary flag. Your approach here is much cleaner. Thanks! > Signed-off-by: Elijah Newren <newren@gmail.com> > --- > builtin/sparse-checkout.c | 1 - > unpack-trees.c | 6 ++++-- > unpack-trees.h | 3 +-- > 3 files changed, 5 insertions(+), 5 deletions(-) > > diff --git a/builtin/sparse-checkout.c b/builtin/sparse-checkout.c > index 740da4b6d54..d102a9697fd 100644 > --- a/builtin/sparse-checkout.c > +++ b/builtin/sparse-checkout.c > @@ -122,7 +122,6 @@ static int update_working_directory(struct pattern_list *pl) > o.dst_index = r->index; > o.skip_sparse_checkout = 0; > o.pl = pl; > - o.keep_pattern_list = !!pl; > > resolve_undo_clear_index(r->index); > setup_work_tree(); > diff --git a/unpack-trees.c b/unpack-trees.c > index 3af2e126abf..d2863fa0310 100644 > --- a/unpack-trees.c > +++ b/unpack-trees.c > @@ -1503,6 +1503,7 @@ int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options > int i, ret; > static struct cache_entry *dfc; > struct pattern_list pl; > + int free_pattern_list = 0; > > if (len > MAX_UNPACK_TREES) > die("unpack_trees takes at most %d trees", MAX_UNPACK_TREES); > @@ -1519,6 +1520,7 @@ int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options > else > o->pl = &pl; > free(sparse); > + free_pattern_list = 1; > } > > memset(&o->result, 0, sizeof(o->result)); > @@ -1686,9 +1688,9 @@ int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options > o->src_index = NULL; > > done: > - trace_performance_leave("unpack_trees"); > - if (!o->keep_pattern_list) > + if (free_pattern_list) > clear_pattern_list(&pl); > + trace_performance_leave("unpack_trees"); > return ret; > > return_failed: > diff --git a/unpack-trees.h b/unpack-trees.h > index 6d7c7b6c2e0..d3516267f36 100644 > --- a/unpack-trees.h > +++ b/unpack-trees.h > @@ -58,8 +58,7 @@ struct unpack_trees_options { > quiet, > exiting_early, > show_all_errors, > - dry_run, > - keep_pattern_list; > + dry_run; > const char *prefix; > int cache_bottom; > struct dir_struct *dir; >
next prev parent reply other threads:[~2020-03-23 15:57 UTC|newest] Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-03-14 7:11 [PATCH 0/7] Sparse checkout improvements -- improved sparsity updating Elijah Newren via GitGitGadget 2020-03-14 7:11 ` [PATCH 1/7] unpack-trees: fix minor typo in comment Elijah Newren via GitGitGadget 2020-03-14 7:11 ` [PATCH 2/7] t1091: make some tests a little more defensive against failures Elijah Newren via GitGitGadget 2020-03-14 7:11 ` [PATCH 3/7] unpack-trees: allow check_updates() to work on a different index Elijah Newren via GitGitGadget 2020-03-14 7:11 ` [PATCH 4/7] unpack-trees: do not mark a dirty path with SKIP_WORKTREE Elijah Newren via GitGitGadget 2020-03-15 14:39 ` Derrick Stolee 2020-03-14 7:11 ` [PATCH 5/7] unpack-trees: add a new update_sparsity() function Elijah Newren via GitGitGadget 2020-03-15 18:17 ` Derrick Stolee 2020-03-16 20:24 ` Elijah Newren 2020-03-14 7:11 ` [PATCH 6/7] sparse-checkout: use " Elijah Newren via GitGitGadget 2020-03-15 16:19 ` Derrick Stolee 2020-03-16 17:02 ` Elijah Newren 2020-03-14 7:11 ` [PATCH 7/7] sparse-checkout: provide a new update subcommand Elijah Newren via GitGitGadget 2020-03-15 16:24 ` Derrick Stolee 2020-03-16 17:05 ` Elijah Newren 2020-03-16 17:18 ` Derrick Stolee 2020-03-16 19:23 ` Elijah Newren 2020-03-15 12:26 ` [PATCH 0/7] Sparse checkout improvements -- improved sparsity updating Derrick Stolee 2020-03-21 17:59 ` [PATCH v2 00/18] " Elijah Newren via GitGitGadget 2020-03-21 17:59 ` [PATCH v2 01/18] unpack-trees: fix minor typo in comment Elijah Newren via GitGitGadget 2020-03-21 17:59 ` [PATCH v2 02/18] unpack-trees: remove unused error type Elijah Newren via GitGitGadget 2020-03-21 17:59 ` [PATCH v2 03/18] unpack-trees: simplify verify_absent_sparse() Elijah Newren via GitGitGadget 2020-03-21 17:59 ` [PATCH v2 04/18] unpack-trees: simplify pattern_list freeing Elijah Newren via GitGitGadget 2020-03-23 15:57 ` Derrick Stolee [this message] 2020-03-21 17:59 ` [PATCH v2 05/18] t1091: make some tests a little more defensive against failures Elijah Newren via GitGitGadget 2020-03-21 17:59 ` [PATCH v2 06/18] unpack-trees: allow check_updates() to work on a different index Elijah Newren via GitGitGadget 2020-03-21 17:59 ` [PATCH v2 07/18] unpack-trees: do not mark a dirty path with SKIP_WORKTREE Elijah Newren via GitGitGadget 2020-03-21 17:59 ` [PATCH v2 08/18] unpack-trees: pull sparse-checkout pattern reading into a new function Elijah Newren via GitGitGadget 2020-03-21 18:00 ` [PATCH v2 09/18] unpack-trees: add a new update_sparsity() function Elijah Newren via GitGitGadget 2020-03-23 18:02 ` Derrick Stolee 2020-03-23 18:10 ` Elijah Newren 2020-03-23 18:21 ` Derrick Stolee 2020-03-23 20:24 ` Junio C Hamano 2020-03-21 18:00 ` [PATCH v2 10/18] sparse-checkout: use " Elijah Newren via GitGitGadget 2020-03-23 18:07 ` Derrick Stolee 2020-03-23 18:14 ` Elijah Newren 2020-03-23 18:22 ` Derrick Stolee 2020-03-21 18:00 ` [PATCH v2 11/18] sparse-checkout: use improved unpack_trees porcelain messages Elijah Newren via GitGitGadget 2020-03-21 18:00 ` [PATCH v2 12/18] unpack-trees: move ERROR_WOULD_LOSE_SUBMODULE earlier Elijah Newren via GitGitGadget 2020-03-21 18:00 ` [PATCH v2 13/18] unpack-trees: rename ERROR_* fields meant for warnings to WARNING_* Elijah Newren via GitGitGadget 2020-03-21 18:00 ` [PATCH v2 14/18] unpack-trees: split display_error_msgs() into two Elijah Newren via GitGitGadget 2020-03-23 18:32 ` Derrick Stolee 2020-03-21 18:00 ` [PATCH v2 15/18] unpack-trees: make sparse path messages sound like warnings Elijah Newren via GitGitGadget 2020-03-21 18:00 ` [PATCH v2 16/18] unpack-trees: provide warnings on sparse updates for unmerged paths too Elijah Newren via GitGitGadget 2020-03-21 18:00 ` [PATCH v2 17/18] unpack-trees: failure to set SKIP_WORKTREE bits always just a warning Elijah Newren via GitGitGadget 2020-03-21 18:00 ` [PATCH v2 18/18] sparse-checkout: provide a new reapply subcommand Elijah Newren via GitGitGadget 2020-03-23 18:40 ` Derrick Stolee 2020-03-23 18:41 ` [PATCH v2 00/18] Sparse checkout improvements -- improved sparsity updating Derrick Stolee 2020-03-23 20:26 ` Junio C Hamano 2020-03-27 0:48 ` [PATCH v3 " Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 01/18] unpack-trees: fix minor typo in comment Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 02/18] unpack-trees: remove unused error type Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 03/18] unpack-trees: simplify verify_absent_sparse() Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 04/18] unpack-trees: simplify pattern_list freeing Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 05/18] t1091: make some tests a little more defensive against failures Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 06/18] unpack-trees: allow check_updates() to work on a different index Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 07/18] unpack-trees: do not mark a dirty path with SKIP_WORKTREE Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 08/18] unpack-trees: pull sparse-checkout pattern reading into a new function Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 09/18] unpack-trees: add a new update_sparsity() function Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 10/18] sparse-checkout: use " Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 11/18] sparse-checkout: use improved unpack_trees porcelain messages Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 12/18] unpack-trees: move ERROR_WOULD_LOSE_SUBMODULE earlier Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 13/18] unpack-trees: rename ERROR_* fields meant for warnings to WARNING_* Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 14/18] unpack-trees: split display_error_msgs() into two Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 15/18] unpack-trees: make sparse path messages sound like warnings Elijah Newren via GitGitGadget 2020-03-27 0:48 ` [PATCH v3 16/18] unpack-trees: provide warnings on sparse updates for unmerged paths too Elijah Newren via GitGitGadget 2020-03-27 0:49 ` [PATCH v3 17/18] unpack-trees: failure to set SKIP_WORKTREE bits always just a warning Elijah Newren via GitGitGadget 2020-03-27 0:49 ` [PATCH v3 18/18] sparse-checkout: provide a new reapply subcommand Elijah Newren via GitGitGadget 2020-03-27 13:22 ` [PATCH v3 00/18] Sparse checkout improvements -- improved sparsity updating Derrick Stolee
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