From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8597435A953 for ; Wed, 21 Jan 2026 03:26:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768965997; cv=none; b=ouBbN9kcpmqGIF0Dn47F8tvzfYXMkkncHVXRLg1N3iN+qUV+yPW/Shci0Qzf076I/w/ja31OVK9tCunLxZxwusVz4sZqVYLtzU9PGlgxSQf00ZURWICv6NP9tM5OwY1iQtqhaZ9ygU/FLC7QWElCx+n7AjY5Css+sLth2WHp83A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768965997; c=relaxed/simple; bh=nrgH7mRwqjgaZwz1HwB2VXiHqu2AeXF1jujl9wF2ibY=; h=Date:To:From:Subject:Message-Id; b=BDNYnRGzZYKDRSSVwxzdtBU0VcgKuN/Cu86hCEKJjYs7Nt3d09elvKpC23iNpGhu0JqQ3Tmicv0TDVKn+OBwNg+OlvTOrya0pqXsJ9SSVZ6SLvUkdHsyrYNloOck2S4DTnZXA2wZswRtK2Pn4EtC94R8slu4elfITK2uKK29ZXg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=EKDdGjBN; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="EKDdGjBN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EC6EBC16AAE; Wed, 21 Jan 2026 03:26:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1768965997; bh=nrgH7mRwqjgaZwz1HwB2VXiHqu2AeXF1jujl9wF2ibY=; h=Date:To:From:Subject:From; b=EKDdGjBNrq/PmdZ8Pmtg6f2m3hWG0kC8zpxK2k7tlLNOyUWZVajctMvUKZ+Zi/u75 Y8wj7elmoFX/ponc2L2OFMmYCaStK7XvtVDRL2jmKxuVmd+0HRB7xc3biP2Ri/Jck0 Z4j2aiNzhdpvY2iI8+2eJU7g91hB0waqaS0LsSFM= Date: Tue, 20 Jan 2026 19:26:36 -0800 To: mm-commits@vger.kernel.org,yeoreum.yun@arm.com,will@kernel.org,venkat88@linux.ibm.com,vbabka@suse.cz,tglx@linutronix.de,surenb@google.com,ryan.roberts@arm.com,rppt@kernel.org,ritesh.list@gmail.com,peterz@infradead.org,npiggin@gmail.com,mpe@ellerman.id.au,mingo@redhat.com,mhocko@suse.com,maddy@linux.ibm.com,lorenzo.stoakes@oracle.com,liam.howlett@oracle.com,jgross@suse.com,jannh@google.com,hpa@zytor.com,dwmw2@infradead.org,david@redhat.com,david@kernel.org,davem@davemloft.net,christophe.leroy@csgroup.eu,catalin.marinas@arm.com,bp@alien8.de,boris.ostrovsky@oracle.com,anshuman.khandual@arm.com,andreas@gaisler.com,agordeev@linux.ibm.com,kevin.brodsky@arm.com,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] powerpc-mm-implement-arch_flush_lazy_mmu_mode.patch removed from -mm tree Message-Id: <20260121032636.EC6EBC16AAE@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: powerpc/mm: implement arch_flush_lazy_mmu_mode() has been removed from the -mm tree. Its filename was powerpc-mm-implement-arch_flush_lazy_mmu_mode.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Kevin Brodsky Subject: powerpc/mm: implement arch_flush_lazy_mmu_mode() Date: Mon, 15 Dec 2025 15:03:12 +0000 Upcoming changes to the lazy_mmu API will cause arch_flush_lazy_mmu_mode() to be called when leaving a nested lazy_mmu section. Move the relevant logic from arch_leave_lazy_mmu_mode() to arch_flush_lazy_mmu_mode() and have the former call the latter. The radix_enabled() check is required in both as arch_flush_lazy_mmu_mode() will be called directly from the generic layer in a subsequent patch. Note: the additional this_cpu_ptr() and radix_enabled() calls on the arch_leave_lazy_mmu_mode() path will be removed in a subsequent patch. Link: https://lkml.kernel.org/r/20251215150323.2218608-4-kevin.brodsky@arm.com Signed-off-by: Kevin Brodsky Acked-by: David Hildenbrand Tested-by: Venkat Rao Bagalkote Reviewed-by: Yeoreum Yun Cc: Alexander Gordeev Cc: Andreas Larsson Cc: Anshuman Khandual Cc: Borislav Betkov Cc: Boris Ostrovsky Cc: Catalin Marinas Cc: Christophe Leroy Cc: David Hildenbrand (Red Hat) Cc: David S. Miller Cc: David Woodhouse Cc: "H. Peter Anvin" Cc: Ingo Molnar Cc: Jann Horn Cc: Juegren Gross Cc: Liam Howlett Cc: Lorenzo Stoakes Cc: Madhavan Srinivasan Cc: Michael Ellerman Cc: Michal Hocko Cc: Mike Rapoport Cc: Nicholas Piggin Cc: Peter Zijlstra Cc: Ritesh Harjani (IBM) Cc: Ryan Roberts Cc: Suren Baghdasaryan Cc: Thomas Gleinxer Cc: Vlastimil Babka Cc: Will Deacon Signed-off-by: Andrew Morton --- arch/powerpc/include/asm/book3s/64/tlbflush-hash.h | 15 ++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) --- a/arch/powerpc/include/asm/book3s/64/tlbflush-hash.h~powerpc-mm-implement-arch_flush_lazy_mmu_mode +++ a/arch/powerpc/include/asm/book3s/64/tlbflush-hash.h @@ -41,7 +41,7 @@ static inline void arch_enter_lazy_mmu_m batch->active = 1; } -static inline void arch_leave_lazy_mmu_mode(void) +static inline void arch_flush_lazy_mmu_mode(void) { struct ppc64_tlb_batch *batch; @@ -51,12 +51,21 @@ static inline void arch_leave_lazy_mmu_m if (batch->index) __flush_tlb_pending(batch); +} + +static inline void arch_leave_lazy_mmu_mode(void) +{ + struct ppc64_tlb_batch *batch; + + if (radix_enabled()) + return; + batch = this_cpu_ptr(&ppc64_tlb_batch); + + arch_flush_lazy_mmu_mode(); batch->active = 0; preempt_enable(); } -#define arch_flush_lazy_mmu_mode() do {} while (0) - extern void hash__tlbiel_all(unsigned int action); extern void flush_hash_page(unsigned long vpn, real_pte_t pte, int psize, _ Patches currently in -mm which might be from kevin.brodsky@arm.com are selftests-mm-default-kdir-to-build-directory.patch selftests-mm-remove-flaky-header-check.patch selftests-mm-pass-down-full-cc-and-cflags-to-check_configsh.patch selftests-mm-fix-usage-of-force_read-in-cow-tests.patch selftests-mm-introduce-helper-to-read-every-page-in-range.patch selftests-mm-fix-faulting-in-code-in-pagemap_ioctl-test.patch selftests-mm-fix-exit-code-in-pagemap_ioctl.patch selftests-mm-report-skip-in-pfnmap-if-a-check-fails.patch