On Sat, Mar 11, 2023 at 03:40:00PM +0100, Lukas Wunner wrote: > Collection of DOE material, v4: > > Migrate to synchronous API, create mailboxes in PCI core instead of > in drivers, relax restrictions on request/response size. > > This should probably go in via the cxl tree because Dave Jiang is > basing his cxl work for the next merge window on it. > > The first 6 patches are fixes, so could be applied immediately. > > Thanks! > > > Changes v3 -> v4: > > * [PATCH v4 01/17] cxl/pci: Fix CDAT retrieval on big endian > * In pci_doe_discovery(), add request_pl_le / response_pl_le variables > to avoid typecasts in pci_doe_task initializer (Jonathan) > * In cxl_cdat_read_table(), use __le32 instead of u32 for "*data" > variable (Jonathan) > * Use sizeof(__le32) instead of sizeof(u32) (Jonathan) > > * [PATCH v4 03/17] cxl/pci: Handle truncated CDAT entries > * Check for sizeof(*entry) instead of sizeof(struct cdat_entry_header) > for clarity (Jonathan) > > * [PATCH v4 12/17] PCI/DOE: Create mailboxes on device enumeration > * Amend commit message with additional justification for the commit > (Alexey) > > * [PATCH v4 16/17] cxl/pci: cxl/pci: Simplify CDAT retrieval error path > * Newly added patch in v4 on popular request (Jonathan, Dave) > > * [PATCH v4 17/17] cxl/pci: Rightsize CDAT response allocation > * Amend commit message with spec reference to the Table Access > Response Header (Ira) > * In cxl_cdat_get_length(), check for sizeof(response) instead of > 2 * sizeof(u32) for clarity > > Link to v3: > > https://lore.kernel.org/linux-pci/cover.1676043318.git.lukas@xxxxxxxxx/ > > > Dave Jiang (1): > cxl/pci: Simplify CDAT retrieval error path > > Lukas Wunner (16): > cxl/pci: Fix CDAT retrieval on big endian > cxl/pci: Handle truncated CDAT header > cxl/pci: Handle truncated CDAT entries > cxl/pci: Handle excessive CDAT length > PCI/DOE: Silence WARN splat with CONFIG_DEBUG_OBJECTS=y > PCI/DOE: Fix memory leak with CONFIG_DEBUG_OBJECTS=y > PCI/DOE: Provide synchronous API and use it internally > cxl/pci: Use synchronous API for DOE > PCI/DOE: Make asynchronous API private > PCI/DOE: Deduplicate mailbox flushing > PCI/DOE: Allow mailbox creation without devres management > PCI/DOE: Create mailboxes on device enumeration > cxl/pci: Use CDAT DOE mailbox created by PCI core > PCI/DOE: Make mailbox creation API private > PCI/DOE: Relax restrictions on request and response size > cxl/pci: Rightsize CDAT response allocation Acked-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> for the PCI/DOE patches, and I assume these will all be merged via the cxl tree. > .clang-format | 1 - > drivers/cxl/core/pci.c | 140 +++++++--------- > drivers/cxl/cxlmem.h | 3 - > drivers/cxl/cxlpci.h | 14 ++ > drivers/cxl/pci.c | 49 ------ > drivers/pci/doe.c | 342 ++++++++++++++++++++++++++++++---------- > drivers/pci/pci.h | 11 ++ > drivers/pci/probe.c | 1 + > drivers/pci/remove.c | 1 + > include/linux/pci-doe.h | 62 +------- > include/linux/pci.h | 3 + > 11 files changed, 350 insertions(+), 277 deletions(-) > > -- > 2.39.1 >
