#include #define XCOPY_HDR_LEN 16 #define XCOPY_TARGET_DESC_LEN 32 #define XCOPY_SEGMENT_DESC_LEN 28 #define XCOPY_NAA_IEEE_REGEX_LEN 16 #define XCOPY_MAX_SECTORS 1024 /* * SPC4r37 6.4.6.1 * Table 150 — CSCD descriptor ID values */ #define XCOPY_CSCD_DESC_ID_LIST_OFF_MAX 0x07FF enum xcopy_origin_list { XCOL_SOURCE_RECV_OP = 0x01, XCOL_DEST_RECV_OP = 0x02, }; struct xcopy_pt_cmd; struct xcopy_op { int op_origin; struct se_cmd *xop_se_cmd; struct se_device *src_dev; unsigned char src_tid_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; struct se_device *dst_dev; unsigned char dst_tid_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; unsigned char local_dev_wwn[XCOPY_NAA_IEEE_REGEX_LEN]; sector_t src_lba; sector_t dst_lba; unsigned short stdi; unsigned short dtdi; unsigned short nolb; unsigned int dbl; struct xcopy_pt_cmd *src_pt_cmd; struct xcopy_pt_cmd *dst_pt_cmd; u32 xop_data_nents; struct scatterlist *xop_data_sg; struct work_struct xop_work; }; /* * Receive Copy Results Sevice Actions */ #define RCR_SA_COPY_STATUS 0x00 #define RCR_SA_RECEIVE_DATA 0x01 #define RCR_SA_OPERATING_PARAMETERS 0x03 #define RCR_SA_FAILED_SEGMENT_DETAILS 0x04 /* * Receive Copy Results defs for Operating Parameters */ #define RCR_OP_MAX_TARGET_DESC_COUNT 0x2 #define RCR_OP_MAX_SG_DESC_COUNT 0x1 #define RCR_OP_MAX_DESC_LIST_LEN 1024 #define RCR_OP_MAX_SEGMENT_LEN 268435456 /* 256 MB */ #define RCR_OP_TOTAL_CONCURR_COPIES 0x1 /* Must be <= 16384 */ #define RCR_OP_MAX_CONCURR_COPIES 0x1 /* Must be <= 255 */ #define RCR_OP_DATA_SEG_GRAN_LOG2 9 /* 512 bytes in log 2 */ #define RCR_OP_INLINE_DATA_GRAN_LOG2 9 /* 512 bytes in log 2 */ #define RCR_OP_HELD_DATA_GRAN_LOG2 9 /* 512 bytes in log 2 */ extern int target_xcopy_setup_pt(void); extern void target_xcopy_release_pt(void); extern sense_reason_t target_do_xcopy(struct se_cmd *); extern sense_reason_t target_do_receive_copy_results(struct se_cmd *); emove&id=7a7b5df84b6b4e5d599c7289526eed96541a0654'>treecommitdiff
path: root/tools/testing/selftests/ftrace
diff options
context:
space:
mode:
authorJohan Hovold <johan@kernel.org>2017-01-30 11:26:38 +0100
committerJiri Kosina <jkosina@suse.cz>2017-01-31 12:59:32 +0100
commit7a7b5df84b6b4e5d599c7289526eed96541a0654 (patch)
treecf7514c7ddf4410fe37ca9099a2785e1cf08fa7d /tools/testing/selftests/ftrace
parent877a021e08ccb6434718c0cc781fdf943c884cc0 (diff)
HID: cp2112: fix sleep-while-atomic
A recent commit fixing DMA-buffers on stack added a shared transfer buffer protected by a spinlock. This is broken as the USB HID request callbacks can sleep. Fix this up by replacing the spinlock with a mutex. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Cc: stable <stable@vger.kernel.org> # 4.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'tools/testing/selftests/ftrace')