On 30.11.23 15:33, Alexandru Elisei wrote:
On Thu, Nov 30, 2023 at 02:43:48PM +0100, David Hildenbrand wrote:
On 30.11.23 14:32, Alexandru Elisei wrote:
Hi,
On Thu, Nov 30, 2023 at 01:49:34PM +0100, David Hildenbrand wrote:
+
+out_retry:
+ put_page(page);
+ if (vmf->flags &
On 30.11.23 14:32, Alexandru Elisei wrote:
Hi,
On Thu, Nov 30, 2023 at 01:49:34PM +0100, David Hildenbrand wrote:
+
+out_retry:
+ put_page(page);
+ if (vmf->flags & FAULT_FLAG_VMA_LOCK)
+ vma_end_read(vma);
+ if (fault_flag_allow_retry_first(vmf->flags)) {
+
Hi,
On Thu, Nov 30, 2023 at 01:49:34PM +0100, David Hildenbrand wrote:
> > > > +
> > > > +out_retry:
> > > > + put_page(page);
> > > > + if (vmf->flags & FAULT_FLAG_VMA_LOCK)
> > > > + vma_end_read(vma);
> > > > + if (fault_flag_allow_retry_first(vmf->flags)) {
> >
Hi,
On Wed, Nov 29, 2023 at 06:27:25PM +0900, Hyesoo Yu wrote:
> On Sun, Nov 19, 2023 at 04:57:13PM +, Alexandru Elisei wrote:
> > To enable tagging on a memory range, userspace can use mprotect() with the
> > PROT_MTE access flag. Pages already mapped in the VMA don't have the
> > associated
Hi,
On Tue, Nov 28, 2023 at 06:55:18PM +0100, David Hildenbrand wrote:
> On 19.11.23 17:57, Alexandru Elisei wrote:
> > To enable tagging on a memory range, userspace can use mprotect() with the
> > PROT_MTE access flag. Pages already mapped in the VMA don't have the
> > associated tag storage
On Sun, Nov 19, 2023 at 04:57:13PM +, Alexandru Elisei wrote:
> To enable tagging on a memory range, userspace can use mprotect() with the
> PROT_MTE access flag. Pages already mapped in the VMA don't have the
> associated tag storage block reserved, so mark the PTEs as
> PAGE_FAULT_ON_ACCESS
On 28.11.23 18:55, David Hildenbrand wrote:
On 19.11.23 17:57, Alexandru Elisei wrote:
To enable tagging on a memory range, userspace can use mprotect() with the
PROT_MTE access flag. Pages already mapped in the VMA don't have the
associated tag storage block reserved, so mark the PTEs as
On 19.11.23 17:57, Alexandru Elisei wrote:
To enable tagging on a memory range, userspace can use mprotect() with the
PROT_MTE access flag. Pages already mapped in the VMA don't have the
associated tag storage block reserved, so mark the PTEs as
PAGE_FAULT_ON_ACCESS to trigger a fault next time
To enable tagging on a memory range, userspace can use mprotect() with the
PROT_MTE access flag. Pages already mapped in the VMA don't have the
associated tag storage block reserved, so mark the PTEs as
PAGE_FAULT_ON_ACCESS to trigger a fault next time they are accessed, and
reserve the tag
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