search for: xfs_file

...th non-DAX files and DAX files > with asynchronous dax_device. Virtio pmem provides > asynchronous host page cache flush mechanism. We don't > support 'MAP_SYNC' with virtio pmem and xfs. > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > --- > fs/xfs/xfs_file.c | 10 ++++++---- > 1 file changed, 6 insertions(+), 4 deletions(-) > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > index 1f2e2845eb76..0e59be018511 100644 > --- a/fs/xfs/xfs_file.c > +++ b/fs/xfs/xfs_file.c > @@ -1196,11 +1196,13 @@ xfs_file_mmap( > struct file...

...th non-DAX files and DAX files > with asynchronous dax_device. Virtio pmem provides > asynchronous host page cache flush mechanism. We don't > support 'MAP_SYNC' with virtio pmem and xfs. > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > --- > fs/xfs/xfs_file.c | 10 ++++++---- > 1 file changed, 6 insertions(+), 4 deletions(-) > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > index 1f2e2845eb76..0e59be018511 100644 > --- a/fs/xfs/xfs_file.c > +++ b/fs/xfs/xfs_file.c > @@ -1196,11 +1196,13 @@ xfs_file_mmap( > struct file...

...nchronous host page cache flush > > > > mechanism. we don't support 'MAP_SYNC' with virtio pmem > > > > and xfs. > > > > > > > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > > > > --- > > > > fs/xfs/xfs_file.c | 8 ++++++++ > > > > 1 file changed, 8 insertions(+) > > > > > > > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > > > > index 1f2e2845eb76..dced2eb8c91a 100644 > > > > --- a/fs/xfs/xfs_file.c > > > > +++ b/fs/xfs/xf...

...nchronous host page cache flush > > > > mechanism. we don't support 'MAP_SYNC' with virtio pmem > > > > and xfs. > > > > > > > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > > > > --- > > > > fs/xfs/xfs_file.c | 8 ++++++++ > > > > 1 file changed, 8 insertions(+) > > > > > > > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > > > > index 1f2e2845eb76..dced2eb8c91a 100644 > > > > --- a/fs/xfs/xfs_file.c > > > > +++ b/fs/xfs/xf...

...Wed, Apr 03, 2019 at 04:10:18PM +0530, Pankaj Gupta wrote: > Virtio pmem provides asynchronous host page cache flush > mechanism. we don't support 'MAP_SYNC' with virtio pmem > and xfs. > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > --- > fs/xfs/xfs_file.c | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > index 1f2e2845eb76..dced2eb8c91a 100644 > --- a/fs/xfs/xfs_file.c > +++ b/fs/xfs/xfs_file.c > @@ -1203,6 +1203,14 @@ xfs_file_mmap( > if (!IS_DAX(file_inode(filp)) &...

...Wed, Apr 03, 2019 at 04:10:18PM +0530, Pankaj Gupta wrote: > Virtio pmem provides asynchronous host page cache flush > mechanism. we don't support 'MAP_SYNC' with virtio pmem > and xfs. > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > --- > fs/xfs/xfs_file.c | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > index 1f2e2845eb76..dced2eb8c91a 100644 > --- a/fs/xfs/xfs_file.c > +++ b/fs/xfs/xfs_file.c > @@ -1203,6 +1203,14 @@ xfs_file_mmap( > if (!IS_DAX(file_inode(filp)) &...

...ith non-DAX files and DAX files > with asynchronous dax_device. Virtio pmem provides > asynchronous host page cache flush mechanism. We don't > support 'MAP_SYNC' with virtio pmem and xfs. > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > --- > fs/xfs/xfs_file.c | 9 ++++++--- > 1 file changed, 6 insertions(+), 3 deletions(-) Darrick, does this look ok to take through the nvdimm tree? > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > index a7ceae90110e..f17652cca5ff 100644 > --- a/fs/xfs/xfs_file.c > +++ b/fs/xfs/xfs_file.c &gt...

...ith non-DAX files and DAX files > with asynchronous dax_device. Virtio pmem provides > asynchronous host page cache flush mechanism. We don't > support 'MAP_SYNC' with virtio pmem and xfs. > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > --- > fs/xfs/xfs_file.c | 9 ++++++--- > 1 file changed, 6 insertions(+), 3 deletions(-) Darrick, does this look ok to take through the nvdimm tree? > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > index a7ceae90110e..f17652cca5ff 100644 > --- a/fs/xfs/xfs_file.c > +++ b/fs/xfs/xfs_file.c &gt...

...530, Pankaj Gupta wrote: > > Virtio pmem provides asynchronous host page cache flush > > mechanism. we don't support 'MAP_SYNC' with virtio pmem > > and xfs. > > > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > > --- > > fs/xfs/xfs_file.c | 8 ++++++++ > > 1 file changed, 8 insertions(+) > > > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > > index 1f2e2845eb76..dced2eb8c91a 100644 > > --- a/fs/xfs/xfs_file.c > > +++ b/fs/xfs/xfs_file.c > > @@ -1203,6 +1203,14 @@ xfs_file_mmap( &gt...

...; mechanism. we don't support 'MAP_SYNC' with virtio pmem > > > > > > and xfs. > > > > > > > > > > > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > > > > > > --- > > > > > > fs/xfs/xfs_file.c | 8 ++++++++ > > > > > > 1 file changed, 8 insertions(+) > > > > > > > > > > > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > > > > > > index 1f2e2845eb76..dced2eb8c91a 100644 > > > > > > --- a/fs/...

...; mechanism. we don't support 'MAP_SYNC' with virtio pmem > > > > > > and xfs. > > > > > > > > > > > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > > > > > > --- > > > > > > fs/xfs/xfs_file.c | 8 ++++++++ > > > > > > 1 file changed, 8 insertions(+) > > > > > > > > > > > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > > > > > > index 1f2e2845eb76..dced2eb8c91a 100644 > > > > > > --- a/fs/...

...h > > > > > mechanism. we don't support 'MAP_SYNC' with virtio pmem > > > > > and xfs. > > > > > > > > > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > > > > > --- > > > > > fs/xfs/xfs_file.c | 8 ++++++++ > > > > > 1 file changed, 8 insertions(+) > > > > > > > > > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > > > > > index 1f2e2845eb76..dced2eb8c91a 100644 > > > > > --- a/fs/xfs/xfs_file.c > >...

...support 'MAP_SYNC' with virtio pmem > > > > > > > and xfs. > > > > > > > > > > > > > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > > > > > > > --- > > > > > > > fs/xfs/xfs_file.c | 8 ++++++++ > > > > > > > 1 file changed, 8 insertions(+) > > > > > > > > > > > > > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > > > > > > > index 1f2e2845eb76..dced2eb8c91a 100644 > > > >...

...re ZONE_DEVICE struct pages assume a reference count == 1 means the page is idle and free. Instead of open coding this, add a helper function to hide this detail. Signed-off-by: Ralph Campbell <rcampbell at nvidia.com> --- fs/dax.c | 8 ++++---- fs/ext4/inode.c | 2 +- fs/xfs/xfs_file.c | 2 +- include/linux/dax.h | 5 +++++ 4 files changed, 11 insertions(+), 6 deletions(-) diff --git a/fs/dax.c b/fs/dax.c index 994ab66a9907..8eddbcc0e149 100644 --- a/fs/dax.c +++ b/fs/dax.c @@ -358,7 +358,7 @@ static void dax_disassociate_entry(void *entry, struct address_space *mapping, f...

...e ZONE_DEVICE struct pages assume a reference count == 1 means the page is idle and free. Instead of open coding this, add a helper function to hide this detail. Signed-off-by: Ralph Campbell <rcampbell at nvidia.com> --- fs/dax.c | 4 ++-- fs/ext4/inode.c | 5 +---- fs/xfs/xfs_file.c | 4 +--- include/linux/dax.h | 10 ++++++++++ 4 files changed, 14 insertions(+), 9 deletions(-) diff --git a/fs/dax.c b/fs/dax.c index 5b47834f2e1b..85c63f735909 100644 --- a/fs/dax.c +++ b/fs/dax.c @@ -358,7 +358,7 @@ static void dax_disassociate_entry(void *entry, struct address_space *map...

Virtio pmem provides asynchronous host page cache flush mechanism. we don't support 'MAP_SYNC' with virtio pmem and xfs. Signed-off-by: Pankaj Gupta <pagupta at redhat.com> --- fs/xfs/xfs_file.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index 1f2e2845eb76..dced2eb8c91a 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -1203,6 +1203,14 @@ xfs_file_mmap( if (!IS_DAX(file_inode(filp)) && (vma->vm_flags & VM_SYN...

...> Virtio pmem provides asynchronous host page cache flush > > > mechanism. we don't support 'MAP_SYNC' with virtio pmem > > > and xfs. > > > > > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > > > --- > > > fs/xfs/xfs_file.c | 8 ++++++++ > > > 1 file changed, 8 insertions(+) > > > > > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > > > index 1f2e2845eb76..dced2eb8c91a 100644 > > > --- a/fs/xfs/xfs_file.c > > > +++ b/fs/xfs/xfs_file.c > > > @@ -12...

Hi Dave, > > Virtio pmem provides asynchronous host page cache flush > > mechanism. we don't support 'MAP_SYNC' with virtio pmem > > and xfs. > > > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > > --- > > fs/xfs/xfs_file.c | 8 ++++++++ > > 1 file changed, 8 insertions(+) > > > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > > index 1f2e2845eb76..dced2eb8c91a 100644 > > --- a/fs/xfs/xfs_file.c > > +++ b/fs/xfs/xfs_file.c > > @@ -1203,6 +1203,14 @@ xfs_file_mmap( &gt...

Dont support 'MAP_SYNC' with non-DAX files and DAX files with asynchronous dax_device. Virtio pmem provides asynchronous host page cache flush mechanism. We don't support 'MAP_SYNC' with virtio pmem and xfs. Signed-off-by: Pankaj Gupta <pagupta at redhat.com> --- fs/xfs/xfs_file.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index 1f2e2845eb76..0e59be018511 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -1196,11 +1196,13 @@ xfs_file_mmap( struct file *filp, struct vm_area_struct *vma) {...

...> with asynchronous dax_device. Virtio pmem provides > > asynchronous host page cache flush mechanism. We don't > > support 'MAP_SYNC' with virtio pmem and xfs. > > > > Signed-off-by: Pankaj Gupta <pagupta at redhat.com> > > --- > > fs/xfs/xfs_file.c | 10 ++++++---- > > 1 file changed, 6 insertions(+), 4 deletions(-) > > > > diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c > > index 1f2e2845eb76..0e59be018511 100644 > > --- a/fs/xfs/xfs_file.c > > +++ b/fs/xfs/xfs_file.c > > @@ -1196,11 +1196,13 @...