diff mbox series

padata: Clean up in padata_do_multithreaded()

Message ID 20241101091324.2372626-1-quzicheng@huawei.com
State New
Headers show
Series padata: Clean up in padata_do_multithreaded() | expand

Commit Message

Zicheng Qu Nov. 1, 2024, 9:13 a.m. UTC 
In commit 24cc57d8faaa ("padata: Honor the caller's alignment in case of
chunk_size 0"), the line 'ps.chunk_size = max(ps.chunk_size, 1ul)' was
added, making 'ps.chunk_size = 1U' redundant and never executed.

Signed-off-by: Zicheng Qu <quzicheng@huawei.com>
---
 kernel/padata.c | 7 -------
 1 file changed, 7 deletions(-)
diff mbox series

Patch

diff --git a/kernel/padata.c b/kernel/padata.c
index d899f34558af..d51bbc76b227 100644
--- a/kernel/padata.c
+++ b/kernel/padata.c
@@ -521,13 +521,6 @@  void __init padata_do_multithreaded(struct padata_mt_job *job)
 	ps.chunk_size = max(ps.chunk_size, 1ul);
 	ps.chunk_size = roundup(ps.chunk_size, job->align);
 
-	/*
-	 * chunk_size can be 0 if the caller sets min_chunk to 0. So force it
-	 * to at least 1 to prevent divide-by-0 panic in padata_mt_helper().`
-	 */
-	if (!ps.chunk_size)
-		ps.chunk_size = 1U;
-
 	list_for_each_entry(pw, &works, pw_list)
 		if (job->numa_aware) {
 			int old_node = atomic_read(&last_used_nid);