On 30.12.24 12:28, Pavel Tikhomirov wrote:
On 12/6/24 05:55, Alexander Atanasov wrote:
@@ -794,8 +794,8 @@ static void
ploop_advance_local_after_bat_wb(struct ploop *ploop,
}
if (success) {
- bat_entries[i] = dst_clu[i];
- md->bat_levels[i] = ploop_top_level(ploop);
+ bat_entries[i] = READ_ONCE(dst_clu[i]);
Should not it be WRITE_ONCE above?
Yes, it is fixed in dm-ploop: fix access to batpages to use WRITE_ONCE.
Patches are marked for merging.
+ WRITE_ONCE(md->bat_levels[i], ploop_top_level(ploop));
} else {
ploop_hole_set_bit(i + off, ploop);
}
--
Regards,
Alexander Atanasov
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