diff options
Diffstat (limited to 'Documentation/usb/usbmon.txt')
| -rw-r--r-- | Documentation/usb/usbmon.txt | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/usb/usbmon.txt b/Documentation/usb/usbmon.txt index 6c3c625b7f30..66f92d1194c1 100644 --- a/Documentation/usb/usbmon.txt +++ b/Documentation/usb/usbmon.txt | |||
| @@ -33,7 +33,7 @@ if usbmon is built into the kernel. | |||
| 33 | 33 | ||
| 34 | Verify that bus sockets are present. | 34 | Verify that bus sockets are present. |
| 35 | 35 | ||
| 36 | # ls /sys/kernel/debug/usbmon | 36 | # ls /sys/kernel/debug/usb/usbmon |
| 37 | 0s 0u 1s 1t 1u 2s 2t 2u 3s 3t 3u 4s 4t 4u | 37 | 0s 0u 1s 1t 1u 2s 2t 2u 3s 3t 3u 4s 4t 4u |
| 38 | # | 38 | # |
| 39 | 39 | ||
| @@ -58,11 +58,11 @@ Bus=03 means it's bus 3. | |||
| 58 | 58 | ||
| 59 | 3. Start 'cat' | 59 | 3. Start 'cat' |
| 60 | 60 | ||
| 61 | # cat /sys/kernel/debug/usbmon/3u > /tmp/1.mon.out | 61 | # cat /sys/kernel/debug/usb/usbmon/3u > /tmp/1.mon.out |
| 62 | 62 | ||
| 63 | to listen on a single bus, otherwise, to listen on all buses, type: | 63 | to listen on a single bus, otherwise, to listen on all buses, type: |
| 64 | 64 | ||
| 65 | # cat /sys/kernel/debug/usbmon/0u > /tmp/1.mon.out | 65 | # cat /sys/kernel/debug/usb/usbmon/0u > /tmp/1.mon.out |
| 66 | 66 | ||
| 67 | This process will be reading until killed. Naturally, the output can be | 67 | This process will be reading until killed. Naturally, the output can be |
| 68 | redirected to a desirable location. This is preferred, because it is going | 68 | redirected to a desirable location. This is preferred, because it is going |
| @@ -305,7 +305,7 @@ Before the call, hdr, data, and alloc should be filled. Upon return, the area | |||
| 305 | pointed by hdr contains the next event structure, and the data buffer contains | 305 | pointed by hdr contains the next event structure, and the data buffer contains |
| 306 | the data, if any. The event is removed from the kernel buffer. | 306 | the data, if any. The event is removed from the kernel buffer. |
| 307 | 307 | ||
| 308 | The MON_IOCX_GET copies 48 bytes, MON_IOCX_GETX copies 64 bytes. | 308 | The MON_IOCX_GET copies 48 bytes to hdr area, MON_IOCX_GETX copies 64 bytes. |
| 309 | 309 | ||
| 310 | MON_IOCX_MFETCH, defined as _IOWR(MON_IOC_MAGIC, 7, struct mon_mfetch_arg) | 310 | MON_IOCX_MFETCH, defined as _IOWR(MON_IOC_MAGIC, 7, struct mon_mfetch_arg) |
| 311 | 311 | ||
