linux-kernel - Re: 5.4.143-rt63 fscache_cookie

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Date:   Mon, 6 Sep 2021 10:36:08 +0200
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Gregor Beck <gregor.beck@...il.com>
Cc:     linux-kernel@...r.kernel.org,
        "williams@...hat.com" <williams@...hat.com>, zanussi@...nel.org
Subject: Re: 5.4.143-rt63 fscache_cookie_hash initialisation

On 2021-09-06 09:55:59 [+0200], Gregor Beck wrote:
Your proposed change is

|index 5508d92e3f8f..cba2a226897f 100644
|--- a/fs/fscache/cookie.c
|+++ b/fs/fscache/cookie.c
|@@ -963,6 +963,6 @@ void __init fscache_cookie_init(void)
| {
|        int i;
|
|-       for (i = 0; i < (1 << fscache_cookie_hash_shift) - 1; i++)
|+       for (i = 0; i < ARRAY_SIZE(fscache_cookie_hash); i++)
|                INIT_HLIST_BL_HEAD(&fscache_cookie_hash[i]);
| }
|

So that -1 at the end killed us.

fscache-initialize-cookie-hash-table-raw-spinlocks.patch was removed in
the v5.6-RT series so this should be applied to 5.4 and 4.19.

Sebastian