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Aivazian" , David Sterba , OGAWA Hirofumi , Muchun Song , Oscar Salvador , David Hildenbrand , linux-mm@kvack.org, linux-aio@kvack.org, Benjamin LaHaise , Jan Kara , kvm@vger.kernel.org, Paolo Bonzini Subject: [PATCH 25/41] kvm: Use private inode list instead of i_private_list Date: Fri, 20 Mar 2026 14:41:20 +0100 Message-ID: <20260320134100.20731-66-jack@suse.cz> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260320131728.6449-1-jack@suse.cz> References: <20260320131728.6449-1-jack@suse.cz> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2199; i=jack@suse.cz; h=from:subject; bh=m+lB2/q+0DhErETXlDI5b3T5IuwHOZTjAraJKIevk3A=; b=owEBbQGS/pANAwAIAZydqgc/ZEDZAcsmYgBpvU6B1oHQPMttwmV/waq6w7qvrxv+B+yoqCBpA hYB2TfsJi2JATMEAAEIAB0WIQSrWdEr1p4yirVVKBycnaoHP2RA2QUCab1OgQAKCRCcnaoHP2RA 2amfCACs7+3kVQC24piOZZccFxPZcILv1VIPFArFvhdXNyKl6w9yChdq68siLuKEB4JhSwLp5zt eVGgd+P8hCwr1SVPiSSDsjfU65WQTtGVVZf6l5JEf84GNdgFIqz06u6kJfbCnEwjlDePL/gc1PJ 5hf0ovTAEPpf1CBa/qLL+1G1SRc4hs3+iHnDxvvwkModMG/nelg+nX45zPkh6UgbQUiMNpHoDyl I7FLcV0QmeKkk1OHLOG9Zlqg8eB98owx/xAADMWxP7HwFd67CEckzkLvqnR/JcNPvKMEjDmlDB5 HnMxTctLYKNGTiFAkJ1+Dgb+RC0KOAxO9T6fEiFXTlvn84v+ X-Developer-Key: i=jack@suse.cz; a=openpgp; fpr=93C6099A142276A28BBE35D815BC833443038D8C Content-Transfer-Encoding: 8bit X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Rspamd-Queue-Id: 789E65BEDE X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Rspamd-Action: no action X-Spam-Score: -4.00 X-Spam-Level: X-Spam-Flag: NO X-Spamd-Result: default: False [-4.00 / 50.00]; REPLY(-4.00)[]; TAGGED_RCPT(0.00)[]; R_RATELIMIT(0.00)[to_ip_from(RLhafujjw6m7bafrsz8p45s31g)] X-Rspamd-Server: rspamd1.dmz-prg2.suse.org Instead of using mapping->i_private_list use a list in private part of the inode. CC: kvm@vger.kernel.org CC: Paolo Bonzini Signed-off-by: Jan Kara --- virt/kvm/guest_memfd.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/virt/kvm/guest_memfd.c b/virt/kvm/guest_memfd.c index 017d84a7adf3..42b237491c4e 100644 --- a/virt/kvm/guest_memfd.c +++ b/virt/kvm/guest_memfd.c @@ -30,6 +30,7 @@ struct gmem_file { struct gmem_inode { struct shared_policy policy; struct inode vfs_inode; + struct list_head gmem_file_list; u64 flags; }; @@ -39,8 +40,8 @@ static __always_inline struct gmem_inode *GMEM_I(struct inode *inode) return container_of(inode, struct gmem_inode, vfs_inode); } -#define kvm_gmem_for_each_file(f, mapping) \ - list_for_each_entry(f, &(mapping)->i_private_list, entry) +#define kvm_gmem_for_each_file(f, inode) \ + list_for_each_entry(f, &GMEM_I(inode)->gmem_file_list, entry) /** * folio_file_pfn - like folio_file_page, but return a pfn. @@ -202,7 +203,7 @@ static void kvm_gmem_invalidate_begin(struct inode *inode, pgoff_t start, attr_filter = kvm_gmem_get_invalidate_filter(inode); - kvm_gmem_for_each_file(f, inode->i_mapping) + kvm_gmem_for_each_file(f, inode) __kvm_gmem_invalidate_begin(f, start, end, attr_filter); } @@ -223,7 +224,7 @@ static void kvm_gmem_invalidate_end(struct inode *inode, pgoff_t start, { struct gmem_file *f; - kvm_gmem_for_each_file(f, inode->i_mapping) + kvm_gmem_for_each_file(f, inode) __kvm_gmem_invalidate_end(f, start, end); } @@ -609,7 +610,7 @@ static int __kvm_gmem_create(struct kvm *kvm, loff_t size, u64 flags) kvm_get_kvm(kvm); f->kvm = kvm; xa_init(&f->bindings); - list_add(&f->entry, &inode->i_mapping->i_private_list); + list_add(&f->entry, &GMEM_I(inode)->gmem_file_list); fd_install(fd, file); return fd; @@ -945,6 +946,7 @@ static struct inode *kvm_gmem_alloc_inode(struct super_block *sb) mpol_shared_policy_init(&gi->policy, NULL); gi->flags = 0; + INIT_LIST_HEAD(&gi->gmem_file_list); return &gi->vfs_inode; } -- 2.51.0