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block-5.11-2021-02-05

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Merge tag 'block-5.11-2021-02-05' of git://git.kernel.dk/linux-block

Pull block fixes from Jens Axboe:
 "A few small regression fixes:

   - NVMe pull request from Christoph:
       - more quirks for buggy devices (Thorsten Leemhuis, Claus Stovgaard)
       - update the email address for Keith (Keith Busch)
       - fix an out of bounds access in nvmet-tcp (Sagi Grimberg)

   - Regression fix for BFQ shallow depth calculations introduced in
     this merge window (Lin)"

* tag 'block-5.11-2021-02-05' of git://git.kernel.dk/linux-block:
  nvmet-tcp: fix out-of-bounds access when receiving multiple h2cdata PDUs
  bfq-iosched: Revert "bfq: Fix computation of shallow depth"
  update the email address for Keith Bush
  nvme-pci: ignore the subsysem NQN on Phison E16
  nvme-pci: avoid the deepest sleep state on Kingston A2000 SSDs
This commit is contained in:
Linus Torvalds 2021-02-06 14:40:27 -08:00
commit eec7918121
4 changed files with 12 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
.mailmap
View File

@ -179,6 +179,8 @@ Kees Cook <keescook@chromium.org> <kees.cook@canonical.com>
Kees Cook <keescook@chromium.org> <keescook@google.com>
Kees Cook <keescook@chromium.org> <kees@outflux.net>
Kees Cook <keescook@chromium.org> <kees@ubuntu.com>
Keith Busch <kbusch@kernel.org> <keith.busch@intel.com>
Keith Busch <kbusch@kernel.org> <keith.busch@linux.intel.com>
Kenneth W Chen <kenneth.w.chen@intel.com>
Konstantin Khlebnikov <koct9i@gmail.com> <khlebnikov@yandex-team.ru>
Konstantin Khlebnikov <koct9i@gmail.com> <k.khlebnikov@samsung.com>

8
block/bfq-iosched.c
View File

@ -6332,13 +6332,13 @@ static unsigned int bfq_update_depths(struct bfq_data *bfqd,
* limit 'something'.
*/
/* no more than 50% of tags for async I/O */
bfqd->word_depths[0][0] = max(bt->sb.depth >> 1, 1U);
bfqd->word_depths[0][0] = max((1U << bt->sb.shift) >> 1, 1U);
/*
* no more than 75% of tags for sync writes (25% extra tags
* w.r.t. async I/O, to prevent async I/O from starving sync
* writes)
*/
bfqd->word_depths[0][1] = max((bt->sb.depth * 3) >> 2, 1U);
bfqd->word_depths[0][1] = max(((1U << bt->sb.shift) * 3) >> 2, 1U);
/*
* In-word depths in case some bfq_queue is being weight-
@ -6348,9 +6348,9 @@ static unsigned int bfq_update_depths(struct bfq_data *bfqd,
* shortage.
*/
/* no more than ~18% of tags for async I/O */
bfqd->word_depths[1][0] = max((bt->sb.depth * 3) >> 4, 1U);
bfqd->word_depths[1][0] = max(((1U << bt->sb.shift) * 3) >> 4, 1U);
/* no more than ~37% of tags for sync writes (~20% extra tags) */
bfqd->word_depths[1][1] = max((bt->sb.depth * 6) >> 4, 1U);
bfqd->word_depths[1][1] = max(((1U << bt->sb.shift) * 6) >> 4, 1U);
for (i = 0; i < 2; i++)
for (j = 0; j < 2; j++)

4
drivers/nvme/host/pci.c
View File

@ -3242,6 +3242,8 @@ static const struct pci_device_id nvme_id_table[] = {
{ PCI_DEVICE(0x144d, 0xa822), /* Samsung PM1725a */
.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY |
NVME_QUIRK_IGNORE_DEV_SUBNQN, },
{ PCI_DEVICE(0x1987, 0x5016), /* Phison E16 */
.driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, },
{ PCI_DEVICE(0x1d1d, 0x1f1f), /* LighNVM qemu device */
.driver_data = NVME_QUIRK_LIGHTNVM, },
{ PCI_DEVICE(0x1d1d, 0x2807), /* CNEX WL */
@ -3259,6 +3261,8 @@ static const struct pci_device_id nvme_id_table[] = {
.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
{ PCI_DEVICE(0x1d97, 0x2263), /* SPCC */
.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
{ PCI_DEVICE(0x2646, 0x2263), /* KINGSTON A2000 NVMe SSD */
.driver_data = NVME_QUIRK_NO_DEEPEST_PS, },
{ PCI_DEVICE(PCI_VENDOR_ID_APPLE, 0x2001),
.driver_data = NVME_QUIRK_SINGLE_VECTOR },
{ PCI_DEVICE(PCI_VENDOR_ID_APPLE, 0x2003) },

3
drivers/nvme/target/tcp.c
View File

@ -305,7 +305,7 @@ static void nvmet_tcp_map_pdu_iovec(struct nvmet_tcp_cmd *cmd)
length = cmd->pdu_len;
cmd->nr_mapped = DIV_ROUND_UP(length, PAGE_SIZE);
offset = cmd->rbytes_done;
cmd->sg_idx = DIV_ROUND_UP(offset, PAGE_SIZE);
cmd->sg_idx = offset / PAGE_SIZE;
sg_offset = offset % PAGE_SIZE;
sg = &cmd->req.sg[cmd->sg_idx];
@ -318,6 +318,7 @@ static void nvmet_tcp_map_pdu_iovec(struct nvmet_tcp_cmd *cmd)
length -= iov_len;
sg = sg_next(sg);
iov++;
sg_offset = 0;
}
iov_iter_kvec(&cmd->recv_msg.msg_iter, READ, cmd->iov,