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From: "Liam R. Howlett" <Liam.Howlett@oracle.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: maple-tree@lists.infradead.org, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org,
	David Hildenbrand <david@redhat.com>,
	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
	Vlastimil Babka <vbabka@suse.cz>,
	Suren Baghdasaryan <surenb@google.com>,
	Michal Hocko <mhocko@suse.com>, Jann Horn <jannh@google.com>,
	Pedro Falcato <pfalcato@suse.de>,
	Charan Teja Kalla <quic_charante@quicinc.com>,
	shikemeng@huaweicloud.com, kasong@tencent.com, nphamcs@gmail.com,
	bhe@redhat.com, baohua@kernel.org, chrisl@kernel.org,
	Matthew Wilcox <willy@infradead.org>,
	"Liam R. Howlett" <Liam.Howlett@oracle.com>
Subject: [PATCH v1 1/9] mm/mmap: Move exit_mmap() trace point
Date: Tue,  9 Sep 2025 15:09:37 -0400	[thread overview]
Message-ID: <20250909190945.1030905-2-Liam.Howlett@oracle.com> (raw)
In-Reply-To: <20250909190945.1030905-1-Liam.Howlett@oracle.com>

Move the trace point later in the function so that it is not skipped in
the event of a failed fork.

Acked-by: Chris Li <chrisl@kernel.org>
Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
---
 mm/mmap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/mmap.c b/mm/mmap.c
index 5fd3b80fda1d5..b07b3ec5e28f5 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1310,9 +1310,9 @@ void exit_mmap(struct mm_struct *mm)
 
 	BUG_ON(count != mm->map_count);
 
-	trace_exit_mmap(mm);
 destroy:
 	__mt_destroy(&mm->mm_mt);
+	trace_exit_mmap(mm);
 	mmap_write_unlock(mm);
 	vm_unacct_memory(nr_accounted);
 }
-- 
2.47.2



  reply	other threads:[~2025-09-09 19:10 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-09 19:09 [PATCH v1 0/9] Remove XA_ZERO from error recovery of dup_mmap() Liam R. Howlett
2025-09-09 19:09 ` Liam R. Howlett [this message]
2025-09-09 20:07   ` [PATCH v1 1/9] mm/mmap: Move exit_mmap() trace point Suren Baghdasaryan
2025-09-10 12:51   ` Pedro Falcato
2025-09-11  9:19   ` David Hildenbrand
2025-09-09 19:09 ` [PATCH v1 2/9] mm/mmap: Abstract vma clean up from exit_mmap() Liam R. Howlett
2025-09-09 20:09   ` Suren Baghdasaryan
2025-09-10 12:54   ` Pedro Falcato
2025-09-11  9:21   ` David Hildenbrand
2025-09-09 19:09 ` [PATCH v1 3/9] mm/vma: Add limits to unmap_region() for vmas Liam R. Howlett
2025-09-09 20:09   ` Suren Baghdasaryan
2025-09-10 12:56   ` Pedro Falcato
2025-09-11  8:56   ` Lorenzo Stoakes
2025-09-11  9:22   ` David Hildenbrand
2025-09-09 19:09 ` [PATCH v1 4/9] mm/memory: Add tree limit to free_pgtables() Liam R. Howlett
2025-09-09 21:05   ` Suren Baghdasaryan
2025-09-10 13:08   ` Pedro Falcato
2025-09-11  9:08   ` Lorenzo Stoakes
2025-09-11  9:24   ` David Hildenbrand
2025-09-09 19:09 ` [PATCH v1 5/9] mm/vma: Add page table limit to unmap_region() Liam R. Howlett
2025-09-09 21:29   ` Suren Baghdasaryan
2025-09-10 13:08   ` Pedro Falcato
2025-09-09 19:09 ` [PATCH v1 6/9] mm: Change dup_mmap() recovery Liam R. Howlett
2025-09-09 22:03   ` Suren Baghdasaryan
2025-09-10 13:23   ` Pedro Falcato
2025-09-11  9:13   ` Lorenzo Stoakes
2025-09-11  9:31   ` David Hildenbrand
2025-09-09 19:09 ` [PATCH v1 7/9] mm: Introduce unmap_desc struct to reduce function arguments Liam R. Howlett
2025-09-09 21:44   ` Suren Baghdasaryan
2025-09-11  9:22     ` Lorenzo Stoakes
2025-09-11 16:51       ` Suren Baghdasaryan
2025-09-11 16:56         ` Liam R. Howlett
2025-09-11 17:03           ` Suren Baghdasaryan
2025-09-10 13:10   ` Pedro Falcato
2025-09-11  9:20   ` Lorenzo Stoakes
2025-09-09 19:09 ` [PATCH v1 8/9] mm/vma: Use unmap_desc in vms_clear_ptes() and exit_mmap() Liam R. Howlett
2025-09-09 22:16   ` Suren Baghdasaryan
2025-09-11 16:59     ` Liam R. Howlett
2025-09-11  9:53   ` Lorenzo Stoakes
2025-09-12  5:08   ` kernel test robot
2025-09-09 19:09 ` [PATCH v1 9/9] mm: Use unmap_desc struct for freeing page tables Liam R. Howlett
2025-09-09 22:27   ` Suren Baghdasaryan
2025-09-11 10:06   ` Lorenzo Stoakes

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