Merge tag 'v5.8-rc7' into perf/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2020-07-28 13:18:01 +02:00
1105 changed files with 10234 additions and 6716 deletions

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@@ -3171,13 +3171,12 @@ union bpf_attr {
* int bpf_ringbuf_output(void *ringbuf, void *data, u64 size, u64 flags)
* Description
* Copy *size* bytes from *data* into a ring buffer *ringbuf*.
* If BPF_RB_NO_WAKEUP is specified in *flags*, no notification of
* new data availability is sent.
* IF BPF_RB_FORCE_WAKEUP is specified in *flags*, notification of
* new data availability is sent unconditionally.
* If **BPF_RB_NO_WAKEUP** is specified in *flags*, no notification
* of new data availability is sent.
* If **BPF_RB_FORCE_WAKEUP** is specified in *flags*, notification
* of new data availability is sent unconditionally.
* Return
* 0, on success;
* < 0, on error.
* 0 on success, or a negative error in case of failure.
*
* void *bpf_ringbuf_reserve(void *ringbuf, u64 size, u64 flags)
* Description
@@ -3189,20 +3188,20 @@ union bpf_attr {
* void bpf_ringbuf_submit(void *data, u64 flags)
* Description
* Submit reserved ring buffer sample, pointed to by *data*.
* If BPF_RB_NO_WAKEUP is specified in *flags*, no notification of
* new data availability is sent.
* IF BPF_RB_FORCE_WAKEUP is specified in *flags*, notification of
* new data availability is sent unconditionally.
* If **BPF_RB_NO_WAKEUP** is specified in *flags*, no notification
* of new data availability is sent.
* If **BPF_RB_FORCE_WAKEUP** is specified in *flags*, notification
* of new data availability is sent unconditionally.
* Return
* Nothing. Always succeeds.
*
* void bpf_ringbuf_discard(void *data, u64 flags)
* Description
* Discard reserved ring buffer sample, pointed to by *data*.
* If BPF_RB_NO_WAKEUP is specified in *flags*, no notification of
* new data availability is sent.
* IF BPF_RB_FORCE_WAKEUP is specified in *flags*, notification of
* new data availability is sent unconditionally.
* If **BPF_RB_NO_WAKEUP** is specified in *flags*, no notification
* of new data availability is sent.
* If **BPF_RB_FORCE_WAKEUP** is specified in *flags*, notification
* of new data availability is sent unconditionally.
* Return
* Nothing. Always succeeds.
*
@@ -3210,16 +3209,18 @@ union bpf_attr {
* Description
* Query various characteristics of provided ring buffer. What
* exactly is queries is determined by *flags*:
* - BPF_RB_AVAIL_DATA - amount of data not yet consumed;
* - BPF_RB_RING_SIZE - the size of ring buffer;
* - BPF_RB_CONS_POS - consumer position (can wrap around);
* - BPF_RB_PROD_POS - producer(s) position (can wrap around);
* Data returned is just a momentary snapshots of actual values
*
* * **BPF_RB_AVAIL_DATA**: Amount of data not yet consumed.
* * **BPF_RB_RING_SIZE**: The size of ring buffer.
* * **BPF_RB_CONS_POS**: Consumer position (can wrap around).
* * **BPF_RB_PROD_POS**: Producer(s) position (can wrap around).
*
* Data returned is just a momentary snapshot of actual values
* and could be inaccurate, so this facility should be used to
* power heuristics and for reporting, not to make 100% correct
* calculation.
* Return
* Requested value, or 0, if flags are not recognized.
* Requested value, or 0, if *flags* are not recognized.
*
* int bpf_csum_level(struct sk_buff *skb, u64 level)
* Description

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@@ -110,9 +110,12 @@ struct dsa_hw_desc {
uint16_t rsvd1;
union {
uint8_t expected_res;
/* create delta record */
struct {
uint64_t delta_addr;
uint32_t max_delta_size;
uint32_t delt_rsvd;
uint8_t expected_res_mask;
};
uint32_t delta_rec_size;
uint64_t dest2;

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@@ -888,7 +888,8 @@
#define SW_LINEIN_INSERT 0x0d /* set = inserted */
#define SW_MUTE_DEVICE 0x0e /* set = device disabled */
#define SW_PEN_INSERTED 0x0f /* set = pen inserted */
#define SW_MAX 0x0f
#define SW_MACHINE_COVER 0x10 /* set = cover closed */
#define SW_MAX 0x10
#define SW_CNT (SW_MAX+1)
/*

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@@ -197,6 +197,7 @@ struct io_sqring_offsets {
* sq_ring->flags
*/
#define IORING_SQ_NEED_WAKEUP (1U << 0) /* needs io_uring_enter wakeup */
#define IORING_SQ_CQ_OVERFLOW (1U << 1) /* CQ ring is overflown */
struct io_cqring_offsets {
__u32 head;

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@@ -103,7 +103,7 @@ VMMDEV_ASSERT_SIZE(vbg_ioctl_driver_version_info, 24 + 20);
/* IOCTL to perform a VMM Device request larger then 1KB. */
#define VBG_IOCTL_VMMDEV_REQUEST_BIG _IOC(_IOC_READ | _IOC_WRITE, 'V', 3, 0)
#define VBG_IOCTL_VMMDEV_REQUEST_BIG _IO('V', 3)
/** VBG_IOCTL_HGCM_CONNECT data structure. */
@@ -198,7 +198,7 @@ struct vbg_ioctl_log {
} u;
};
#define VBG_IOCTL_LOG(s) _IOC(_IOC_READ | _IOC_WRITE, 'V', 9, s)
#define VBG_IOCTL_LOG(s) _IO('V', 9)
/** VBG_IOCTL_WAIT_FOR_EVENTS data structure. */