From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Fri, 5 Jun 2026 11:41:20 +0000 (-0700)
Subject: rhashtable: Use irq work for shrinking
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=46730ee6e884be667365e4d3a380ac504697559a;p=thirdparty%2Flinux.git

rhashtable: Use irq work for shrinking

Use irq work for automatic shrinking so that this may be called in NMI
context.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Mykyta Yatsenko <yatsenko@meta.com>
Link: https://lore.kernel.org/r/20260605-rhash-v7-3-5b8e05f8630d@meta.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
---

diff --git a/include/linux/rhashtable.h b/include/linux/rhashtable.h
index 6f3aea498515..3de3412d53c8 100644
--- a/include/linux/rhashtable.h
+++ b/include/linux/rhashtable.h
@@ -1157,7 +1157,7 @@ unlocked:
 		atomic_dec(&ht->nelems);
 		if (unlikely(ht->p.automatic_shrinking &&
 			     rht_shrink_below_30(ht, tbl)))
-			schedule_work(&ht->run_work);
+			irq_work_queue(&ht->run_irq_work);
 		err = 0;
 	}