linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
From: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
To: linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
Subject: [PATCH 2/2] powerpc/vmemmap: Don't warn if we don't find a mapping vmemmap list entry
Date: Fri, 31 Jul 2020 17:05:00 +0530	[thread overview]
Message-ID: <20200731113500.248306-2-aneesh.kumar@linux.ibm.com> (raw)
In-Reply-To: <20200731113500.248306-1-aneesh.kumar@linux.ibm.com>

Now that we are handling vmemmap list allocation failure correctly, don't
WARN in section deactivate when we don't find a mapping vmemmap list entry.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
---
 arch/powerpc/mm/init_64.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index 8a198504c0e1..3ffe8b84aab2 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -285,10 +285,8 @@ static unsigned long vmemmap_list_free(unsigned long start)
 		vmem_back_prev = vmem_back;
 	}
 
-	if (unlikely(!vmem_back)) {
-		WARN_ON(1);
+	if (unlikely(!vmem_back))
 		return 0;
-	}
 
 	/* remove it from vmemmap_list */
 	if (vmem_back == vmemmap_list) /* remove head */
-- 
2.26.2


  reply	other threads:[~2020-07-31 11:39 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-31 11:34 [PATCH 1/2] powerpc/vmemmap: Fix memory leak with vmemmap list allocation failures Aneesh Kumar K.V
2020-07-31 11:35 ` Aneesh Kumar K.V [this message]
2020-09-09 13:37 ` Michael Ellerman

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200731113500.248306-2-aneesh.kumar@linux.ibm.com \
    --to=aneesh.kumar@linux.ibm.com \
    --cc=linuxppc-dev@lists.ozlabs.org \
    --cc=mpe@ellerman.id.au \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).