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(parent: 3640cdc) | patch
smb3: missing inode locks in punch hole
authorDavid Howells <dhowells@redhat.com>
Tue, 23 Aug 2022 07:10:56 +0000 (02:10 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 31 Aug 2022 15:16:49 +0000 (17:16 +0200)
commit0351fdbd8cb48b2eceb3e923b57349b8c9f841e1
tree1e6cd11c7fb697c78a450d9f05fa5eeef7543ee2tree | snapshot
parent3640cdccbe75b8922e5bfc0191dd37e3aaa24833commit | diff
smb3: missing inode locks in punch hole

commit ba0803050d610d5072666be727bca5e03e55b242 upstream.

smb3 fallocate punch hole was not grabbing the inode or filemap_invalidate
locks so could have race with pagemap reinstantiating the page.

Cc: stable@vger.kernel.org
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/cifs/smb2ops.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git