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/linux-6.3-rc2/drivers/xen/
A Dgrant-dma-ops.c33 static inline dma_addr_t grant_to_dma(grant_ref_t grant) in grant_to_dma() argument
85 grant_ref_t grant; in xen_grant_dma_alloc() local
111 *dma_handle = grant_to_dma(grant); in xen_grant_dma_alloc()
121 grant_ref_t grant; in xen_grant_dma_free() local
130 grant = dma_to_grant(dma_handle); in xen_grant_dma_free()
140 gnttab_free_grant_reference_seq(grant, n_pages); in xen_grant_dma_free()
175 grant_ref_t grant; in xen_grant_dma_map_page() local
197 dma_handle = grant_to_dma(grant) + dma_offset; in xen_grant_dma_map_page()
209 grant_ref_t grant; in xen_grant_dma_unmap_page() local
221 grant = dma_to_grant(dma_handle); in xen_grant_dma_unmap_page()
[all …]
A DMakefile3 obj-y += grant-table.o features.o balloon.o manage.o time.o
42 obj-$(CONFIG_XEN_GRANT_DMA_OPS) += grant-dma-ops.o
43 obj-$(CONFIG_XEN_GRANT_DMA_IOMMU) += grant-dma-iommu.o
A DKconfig137 tristate "userspace grant access device driver"
145 bool "Add support for dma-buf grant access device driver extension"
150 dma-buf implementation. With this extension grant references to
152 use and grant references coming from a foreign domain can be
156 tristate "User-space grant reference allocator driver"
165 bool "Allow allocating DMA capable buffers with grant reference module"
168 Extends grant table module API to allow allocating DMA capable
169 buffers and mapping foreign grant references on top of it.
334 memory regions, including grant maps and foreign pages. This avoids
362 Require virtio for Xen guests to use grant mappings.
A Dxen-scsiback.c440 struct page **pg, grant_handle_t *grant, int cnt) in scsiback_gnttab_data_map_batch() argument
457 grant[i] = map[i].handle; in scsiback_gnttab_data_map_batch()
464 grant_handle_t *grant, int cnt, u32 flags) in scsiback_gnttab_data_map_list() argument
481 err = scsiback_gnttab_data_map_batch(map, pg, grant, mapcount); in scsiback_gnttab_data_map_list()
483 grant += mapcount; in scsiback_gnttab_data_map_list()
489 err = scsiback_gnttab_data_map_batch(map, pg, grant, mapcount); in scsiback_gnttab_data_map_list()
505 grant_handle_t *grant; in scsiback_gnttab_data_map() local
559 grant = pending_req->grant_handles + nr_sgl; in scsiback_gnttab_data_map()
563 pg, grant, nr_segments, flags); in scsiback_gnttab_data_map()
573 pg, grant, n_segs, flags); in scsiback_gnttab_data_map()
[all …]
/linux-6.3-rc2/Documentation/devicetree/bindings/iommu/
A Dxen,grant-dma.yaml4 $id: http://devicetree.org/schemas/iommu/xen,grant-dma.yaml#
13 The Xen IOMMU represents the Xen grant table interface. Grant mappings
16 The binding is required to restrict memory access using Xen grant mappings.
20 const: xen,grant-dma
37 compatible = "xen,grant-dma";
/linux-6.3-rc2/Documentation/ABI/testing/
A Dsysfs-fs-xfs23 The current state of the log reserve grant head. It
25 outstanding transactions. The grant head is exported in
34 The current state of the log write grant head. It
37 rolling transactions. The grant head is exported in
A Dsysfs-driver-xen-blkback24 How long a persistent grant is allowed to remain
36 cache any page not backed by a grant mapping.
A Dsysfs-firmware-ofw3 Contact: Grant Likely <grant.likely@arm.com>, devicetree@vger.kernel.org
/linux-6.3-rc2/arch/arm/xen/
A DMakefile2 obj-y := enlighten.o hypercall.o grant-table.o p2m.o mm.o
/linux-6.3-rc2/arch/arm64/xen/
A DMakefile2 xen-arm-y += $(addprefix ../../arm/xen/, enlighten.o grant-table.o p2m.o mm.o)
/linux-6.3-rc2/fs/xfs/
A Dxfs_log.c203 xlog_assign_grant_head(&head->grant, 1, 0); in xlog_grant_head_init()
313 } while (xlog_space_left(log, &head->grant) < need_bytes); in xlog_grant_head_wait()
358 free_bytes = xlog_space_left(log, &head->grant); in xlog_grant_head_check()
435 xlog_grant_add_space(log, &log->l_write_head.grant, need_bytes); in xfs_log_regrant()
492 xlog_grant_add_space(log, &log->l_write_head.grant, need_bytes); in xfs_log_reserve()
1186 free_bytes = xlog_space_left(log, &log->l_write_head.grant); in xfs_log_space_wake()
3040 xlog_grant_sub_space(log, &log->l_reserve_head.grant, in xfs_log_ticket_regrant()
3042 xlog_grant_sub_space(log, &log->l_write_head.grant, in xfs_log_ticket_regrant()
3050 xlog_grant_add_space(log, &log->l_reserve_head.grant, in xfs_log_ticket_regrant()
3098 xlog_grant_sub_space(log, &log->l_reserve_head.grant, bytes); in xfs_log_ticket_ungrant()
[all …]
/linux-6.3-rc2/Documentation/devicetree/bindings/arm/
A Dxen.txt13 Region 0 is reserved for mapping grant table, it must be always present.
14 The memory region is large enough to map the whole grant table (it is larger
/linux-6.3-rc2/drivers/block/
A Dxen-blkfront.c87 struct grant { struct
104 struct grant **grants_used; argument
105 struct grant **indirect_grants;
313 struct grant *gnt_list_entry, *n; in fill_grant_buffer()
352 struct grant *gnt_list_entry; in get_free_grant()
374 static struct grant *get_grant(grant_ref_t *gref_head, in get_grant()
378 struct grant *gnt_list_entry = get_free_grant(rinfo); in get_grant()
402 struct grant *gnt_list_entry = get_free_grant(rinfo); in get_indirect_grant()
599 struct grant *gnt_list_entry; in blkif_setup_rw_req_grant()
1208 struct grant *persistent_gnt, *n; in blkif_free_ring()
[all …]
/linux-6.3-rc2/Documentation/userspace-api/
A Dno_new_privs.rst5 The execve system call can grant a newly-started program privileges that
26 promises not to grant the privilege to do anything that could not have
/linux-6.3-rc2/fs/ceph/
A Dcaps.c3325 struct ceph_mds_caps *grant, in handle_cap_grant() argument
3332 int seq = le32_to_cpu(grant->seq); in handle_cap_grant()
3333 int newcaps = le32_to_cpu(grant->caps); in handle_cap_grant()
3335 u64 size = le64_to_cpu(grant->size); in handle_cap_grant()
3336 u64 max_size = le64_to_cpu(grant->max_size); in handle_cap_grant()
3399 umode_t mode = le32_to_cpu(grant->mode); in handle_cap_grant()
3422 grant->xattr_len) { in handle_cap_grant()
3423 int len = le32_to_cpu(grant->xattr_len); in handle_cap_grant()
3445 le32_to_cpu(grant->time_warp_seq), in handle_cap_grant()
3472 le32_to_cpu(grant->truncate_seq), in handle_cap_grant()
[all …]
/linux-6.3-rc2/arch/x86/xen/
A DMakefile17 obj-y += grant-table.o
/linux-6.3-rc2/Documentation/devicetree/bindings/net/can/
A Dmpc5xxx-mscan.txt5 Grant Likely <grant.likely@secretlab.ca>
/linux-6.3-rc2/net/sunrpc/xprtrdma/
A Drpc_rdma.c989 u32 grant) in __rpcrdma_update_cwnd_locked() argument
991 buf->rb_credits = grant; in __rpcrdma_update_cwnd_locked()
992 xprt->cwnd = grant << RPC_CWNDSHIFT; in __rpcrdma_update_cwnd_locked()
995 static void rpcrdma_update_cwnd(struct rpcrdma_xprt *r_xprt, u32 grant) in rpcrdma_update_cwnd() argument
1000 __rpcrdma_update_cwnd_locked(xprt, &r_xprt->rx_buf, grant); in rpcrdma_update_cwnd()
/linux-6.3-rc2/Documentation/security/
A Dlandlock.rst74 hierarchy doesn't grant such access right. The following sequences of
116 grant access to an object, at least one rule of each layer must allow the
/linux-6.3-rc2/Documentation/translations/zh_TW/
A Dgpio.txt9 Maintainer: Grant Likely <grant.likely@secretlab.ca>
19 英文版維護者： Grant Likely <grant.likely@secretlab.ca>
/linux-6.3-rc2/arch/powerpc/boot/dts/
A Dmedia5200.dts6 * Grant Likely <grant.likely@secretlab.ca>
A Dlite5200b.dts6 * Grant Likely <grant.likely@secretlab.ca>
A Damigaone.dts67 min-grant = <0>;
/linux-6.3-rc2/drivers/net/wireless/mediatek/mt76/mt7921/
A Dmcu.c160 struct mt7921_roc_grant_tlv *grant; in mt7921_mcu_uni_roc_event() local
165 grant = (struct mt7921_roc_grant_tlv *)(rxd->tlv + 4); in mt7921_mcu_uni_roc_event()
168 WARN_ON_ONCE((le16_to_cpu(grant->tag) != UNI_EVENT_ROC_GRANT)); in mt7921_mcu_uni_roc_event()
170 if (grant->reqtype == MT7921_ROC_REQ_ROC) in mt7921_mcu_uni_roc_event()
175 duration = le32_to_cpu(grant->max_interval); in mt7921_mcu_uni_roc_event()
/linux-6.3-rc2/fs/ocfs2/dlm/
A Ddlmconvert.c166 goto grant; in __dlmconvert_master()
187 grant: in __dlmconvert_master()

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