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| author |   Juergen Gross <jgross@suse.com> | 2021-07-30 12:38:52 +0200 |
|---|---|---|
| committer | Juergen Gross <jgross@suse.com> | 2021-08-30 12:01:53 +0200 |
| commit | 71b66243f9898d0e54296b4e7035fb33cdcb0707 (patch) | |
| tree | 8e489825791abdad8223d1dbd761f2d24378eb0c /scripts/gdb/linux/utils.py | |
| parent | xen: assume XENFEAT_gnttab_map_avail_bits being set for pv guests (diff) | |
| download | wireguard-linux-71b66243f9898d0e54296b4e7035fb33cdcb0707.tar.xz wireguard-linux-71b66243f9898d0e54296b4e7035fb33cdcb0707.zip | |
xen/blkfront: read response from backend only once
In order to avoid problems in case the backend is modifying a response
on the ring page while the frontend has already seen it, just read the
response into a local buffer in one go and then operate on that buffer
only.
Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Roger Pau Monné <roger.pau@citrix.com>
Link: https://lore.kernel.org/r/20210730103854.12681-2-jgross@suse.com
Signed-off-by: Juergen Gross <jgross@suse.com>
Diffstat (limited to 'scripts/gdb/linux/utils.py')
0 files changed, 0 insertions, 0 deletions