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Ticket #4287: file move across filesystems is slow.

Browse Source 
src/filemanager/file.c: reimplement erase_list using GQueue instead of
GSlist to get rid of walk each time through the whole linked list.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andrew Borodin 2021-09-05 11:39:42 +03:00
parent 4973eb00bb
commit 1b39025049
1 changed files with 20 additions and 6 deletions
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26
src/filemanager/file.c
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@ -180,7 +180,7 @@ static const char *prompt_parts[] = {
static GSList *linklist = NULL;
/* the files-to-be-erased list */
static GSList *erase_list = NULL;
static GQueue *erase_list = NULL;
/*
* In copy_dir_dir we use two additional single linked lists: The first -
@ -305,6 +305,16 @@ free_link (void *data)
/* --------------------------------------------------------------------------------------------- */
static inline void *
free_erase_list (GQueue * lp)
{
g_queue_free_full (lp, free_link);
return NULL;
}
/* --------------------------------------------------------------------------------------------- */
static inline void *
free_linklist (GSList * lp)
{
@ -1517,16 +1527,17 @@ erase_dir_after_copy (file_op_total_context_t * tctx, file_op_context_t * ctx,
/* Reset progress count before delete to avoid counting files twice */
tctx->progress_count = tctx->prev_progress_count;
while (erase_list != NULL && *status != FILE_ABORT)
while (!g_queue_is_empty (erase_list) && *status != FILE_ABORT)
{
struct link *lp = (struct link *) erase_list->data;
struct link *lp;
lp = (struct link *) g_queue_pop_head (erase_list);
if (S_ISDIR (lp->st_mode))
*status = erase_dir_iff_empty (ctx, lp->src_vpath, tctx->progress_count);
else
*status = erase_file (tctx, ctx, lp->src_vpath);
erase_list = g_slist_remove (erase_list, lp);
free_link (lp);
}
@ -1695,7 +1706,7 @@ do_move_dir_dir (const WPanel * panel, file_op_total_context_t * tctx, file_op_c
erase_dir_after_copy (tctx, ctx, src_vpath, &return_status);
ret:
erase_list = free_linklist (erase_list);
erase_list = free_erase_list (erase_list);
ret_fast:
vfs_path_free (src_vpath, TRUE);
vfs_path_free (dst_vpath, TRUE);
@ -2983,10 +2994,13 @@ copy_dir_dir (file_op_total_context_t * tctx, file_op_context_t * ctx, const cha
{
if (ctx->erase_at_end)
{
if (erase_list == NULL)
erase_list = g_queue_new ();
lp = g_new0 (struct link, 1);
lp->src_vpath = tmp_vpath;
lp->st_mode = dst_stat.st_mode;
erase_list = g_slist_append (erase_list, lp);
g_queue_push_tail (erase_list, lp);
tmp_vpath = NULL;
}
else if (S_ISDIR (dst_stat.st_mode))