scsi/lpfc/lpfc_debugfs.c

64  * # mount -t debugfs none /sys/kernel/debug
67  * /sys/kernel/debug/lpfc/fnX/vportY
1938 	struct lpfc_debug *debug;
1947 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
1948 	if (!debug)
1955 	debug->buffer = kmalloc(size, GFP_KERNEL);
1956 	if (!debug->buffer) {
1957 		kfree(debug);
1961 	debug->len = lpfc_debugfs_disc_trc_data(vport, debug->buffer, size);
1962 	file->private_data = debug;
1988 	struct lpfc_debug *debug;
1997 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
1998 	if (!debug)
2005 	debug->buffer = kmalloc(size, GFP_KERNEL);
2006 	if (!debug->buffer) {
2007 		kfree(debug);
2011 	debug->len = lpfc_debugfs_slow_ring_trc_data(phba, debug->buffer, size);
2012 	file->private_data = debug;
2038 	struct lpfc_debug *debug;
2041 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
2042 	if (!debug)
2046 	debug->buffer = kmalloc(LPFC_HBQINFO_SIZE, GFP_KERNEL);
2047 	if (!debug->buffer) {
2048 		kfree(debug);
2052 	debug->len = lpfc_debugfs_hbqinfo_data(phba, debug->buffer,
2054 	file->private_data = debug;
2080 	struct lpfc_debug *debug;
2083 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
2084 	if (!debug)
2088 	debug->buffer = kzalloc(LPFC_DUMP_MULTIXRIPOOL_SIZE, GFP_KERNEL);
2089 	if (!debug->buffer) {
2090 		kfree(debug);
2094 	debug->len = lpfc_debugfs_multixripools_data(
2095 		phba, debug->buffer, LPFC_DUMP_MULTIXRIPOOL_SIZE);
2097 	debug->i_private = inode->i_private;
2098 	file->private_data = debug;
2125 	struct lpfc_debug *debug;
2128 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
2129 	if (!debug)
2133 	debug->buffer = kmalloc(LPFC_HDWQINFO_SIZE, GFP_KERNEL);
2134 	if (!debug->buffer) {
2135 		kfree(debug);
2139 	debug->len = lpfc_debugfs_lockstat_data(phba, debug->buffer,
2141 	file->private_data = debug;
2152 	struct lpfc_debug *debug = file->private_data;
2153 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
2222 	struct lpfc_debug *debug = file->private_data;
2224 	vfree(debug->buffer);
2225 	kfree(debug);
2249 	struct lpfc_debug *debug;
2265 	debug = kzalloc(sizeof(*debug), GFP_KERNEL);
2266 	if (!debug)
2269 	debug->buffer = vmalloc(size);
2270 	if (!debug->buffer)
2273 	debug->len = lpfc_debugfs_ras_log_data(phba, debug->buffer, size);
2274 	if (debug->len < 0) {
2278 	file->private_data = debug;
2283 	vfree(debug->buffer);
2285 	kfree(debug);
2309 	struct lpfc_debug *debug;
2312 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
2313 	if (!debug)
2317 	debug->buffer = kmalloc(LPFC_DUMPHBASLIM_SIZE, GFP_KERNEL);
2318 	if (!debug->buffer) {
2319 		kfree(debug);
2323 	debug->len = lpfc_debugfs_dumpHBASlim_data(phba, debug->buffer,
2325 	file->private_data = debug;
2351 	struct lpfc_debug *debug;
2354 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
2355 	if (!debug)
2359 	debug->buffer = kmalloc(LPFC_DUMPHOSTSLIM_SIZE, GFP_KERNEL);
2360 	if (!debug->buffer) {
2361 		kfree(debug);
2365 	debug->len = lpfc_debugfs_dumpHostSlim_data(phba, debug->buffer,
2367 	file->private_data = debug;
2491 	struct lpfc_debug *debug;
2494 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
2495 	if (!debug)
2499 	debug->buffer = kmalloc(LPFC_NODELIST_SIZE, GFP_KERNEL);
2500 	if (!debug->buffer) {
2501 		kfree(debug);
2505 	debug->len = lpfc_debugfs_nodelist_data(vport, debug->buffer,
2507 	file->private_data = debug;
2534 	struct lpfc_debug *debug = file->private_data;
2535 	return fixed_size_llseek(file, off, whence, debug->len);
2558 	struct lpfc_debug *debug = file->private_data;
2560 	return simple_read_from_buffer(buf, nbytes, ppos, debug->buffer,
2561 				       debug->len);
2579 	struct lpfc_debug *debug = file->private_data;
2581 	kfree(debug->buffer);
2582 	kfree(debug);
2606 	struct lpfc_debug *debug = file->private_data;
2607 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
2657 	struct lpfc_debug *debug;
2660 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
2661 	if (!debug)
2665 	debug->buffer = kmalloc(LPFC_NVMESTAT_SIZE, GFP_KERNEL);
2666 	if (!debug->buffer) {
2667 		kfree(debug);
2671 	debug->len = lpfc_debugfs_nvmestat_data(vport, debug->buffer,
2674 	debug->i_private = inode->i_private;
2675 	file->private_data = debug;
2686 	struct lpfc_debug *debug = file->private_data;
2687 	struct lpfc_vport *vport = (struct lpfc_vport *)debug->i_private;
2745 	struct lpfc_debug *debug;
2748 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
2749 	if (!debug)
2753 	debug->buffer = kzalloc(LPFC_SCSISTAT_SIZE, GFP_KERNEL);
2754 	if (!debug->buffer) {
2755 		kfree(debug);
2759 	debug->len = lpfc_debugfs_scsistat_data(vport, debug->buffer,
2762 	debug->i_private = inode->i_private;
2763 	file->private_data = debug;
2774 	struct lpfc_debug *debug = file->private_data;
2775 	struct lpfc_vport *vport = (struct lpfc_vport *)debug->i_private;
2799 	struct lpfc_debug *debug;
2802 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
2803 	if (!debug)
2807 	debug->buffer = kmalloc(LPFC_IOKTIME_SIZE, GFP_KERNEL);
2808 	if (!debug->buffer) {
2809 		kfree(debug);
2813 	debug->len = lpfc_debugfs_ioktime_data(vport, debug->buffer,
2816 	debug->i_private = inode->i_private;
2817 	file->private_data = debug;
2828 	struct lpfc_debug *debug = file->private_data;
2829 	struct lpfc_vport *vport = (struct lpfc_vport *)debug->i_private;
2926 	struct lpfc_debug *debug;
2929 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
2930 	if (!debug)
2934 	debug->buffer = kmalloc(LPFC_NVMEIO_TRC_SIZE, GFP_KERNEL);
2935 	if (!debug->buffer) {
2936 		kfree(debug);
2940 	debug->len = lpfc_debugfs_nvmeio_trc_data(phba, debug->buffer,
2943 	debug->i_private = inode->i_private;
2944 	file->private_data = debug;
2955 	struct lpfc_debug *debug = file->private_data;
2956 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
3031 	struct lpfc_debug *debug;
3034 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
3035 	if (!debug)
3039 	debug->buffer = kcalloc(1, LPFC_SCSISTAT_SIZE, GFP_KERNEL);
3040 	if (!debug->buffer) {
3041 		kfree(debug);
3045 	debug->len = lpfc_debugfs_hdwqstat_data(vport, debug->buffer,
3048 	debug->i_private = inode->i_private;
3049 	file->private_data = debug;
3060 	struct lpfc_debug *debug = file->private_data;
3061 	struct lpfc_vport *vport = (struct lpfc_vport *)debug->i_private;
3126  *     /sys/kernel/debug/lpfc/fn<#>/iDiag
3196 	struct lpfc_debug *debug;
3198 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
3199 	if (!debug)
3202 	debug->i_private = inode->i_private;
3203 	debug->buffer = NULL;
3204 	file->private_data = debug;
3225 	struct lpfc_debug *debug = file->private_data;
3228 	kfree(debug->buffer);
3229 	kfree(debug);
3250 	struct lpfc_debug *debug = file->private_data;
3252 	if (debug->op == LPFC_IDIAG_OP_WR) {
3268 	kfree(debug->buffer);
3269 	kfree(debug);
3296 	struct lpfc_debug *debug = file->private_data;
3297 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
3311 	debug->op = LPFC_IDIAG_OP_RD;
3313 	if (!debug->buffer)
3314 		debug->buffer = kmalloc(LPFC_PCI_CFG_SIZE, GFP_KERNEL);
3315 	if (!debug->buffer)
3317 	pbuffer = debug->buffer;
3417 	struct lpfc_debug *debug = file->private_data;
3418 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
3431 	debug->op = LPFC_IDIAG_OP_WR;
3591 	struct lpfc_debug *debug = file->private_data;
3592 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
3606 	debug->op = LPFC_IDIAG_OP_RD;
3608 	if (!debug->buffer)
3609 		debug->buffer = kmalloc(LPFC_PCI_BAR_RD_BUF_SIZE, GFP_KERNEL);
3610 	if (!debug->buffer)
3612 	pbuffer = debug->buffer;
3742 	struct lpfc_debug *debug = file->private_data;
3743 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
3756 	debug->op = LPFC_IDIAG_OP_WR;
4047 	struct lpfc_debug *debug = file->private_data;
4048 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
4053 	if (!debug->buffer)
4054 		debug->buffer = kmalloc(LPFC_QUE_INFO_GET_BUF_SIZE, GFP_KERNEL);
4055 	if (!debug->buffer)
4057 	pbuffer = debug->buffer;
4256 	struct lpfc_debug *debug = file->private_data;
4263 	debug->op = LPFC_IDIAG_OP_RD;
4265 	if (!debug->buffer)
4266 		debug->buffer = kmalloc(LPFC_QUE_ACC_BUF_SIZE, GFP_KERNEL);
4267 	if (!debug->buffer)
4269 	pbuffer = debug->buffer;
4333 	struct lpfc_debug *debug = file->private_data;
4334 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
4341 	debug->op = LPFC_IDIAG_OP_WR;
4630 	struct lpfc_debug *debug = file->private_data;
4631 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
4637 	debug->op = LPFC_IDIAG_OP_RD;
4639 	if (!debug->buffer)
4640 		debug->buffer = kmalloc(LPFC_DRB_ACC_BUF_SIZE, GFP_KERNEL);
4641 	if (!debug->buffer)
4643 	pbuffer = debug->buffer;
4686 	struct lpfc_debug *debug = file->private_data;
4687 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
4693 	debug->op = LPFC_IDIAG_OP_WR;
4848 	struct lpfc_debug *debug = file->private_data;
4849 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
4855 	debug->op = LPFC_IDIAG_OP_RD;
4857 	if (!debug->buffer)
4858 		debug->buffer = kmalloc(LPFC_CTL_ACC_BUF_SIZE, GFP_KERNEL);
4859 	if (!debug->buffer)
4861 	pbuffer = debug->buffer;
4901 	struct lpfc_debug *debug = file->private_data;
4902 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
4908 	debug->op = LPFC_IDIAG_OP_WR;
5042 	struct lpfc_debug *debug = file->private_data;
5043 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
5048 	debug->op = LPFC_IDIAG_OP_RD;
5050 	if (!debug->buffer)
5051 		debug->buffer = kmalloc(LPFC_MBX_ACC_BUF_SIZE, GFP_KERNEL);
5052 	if (!debug->buffer)
5054 	pbuffer = debug->buffer;
5087 	struct lpfc_debug *debug = file->private_data;
5092 	debug->op = LPFC_IDIAG_OP_WR;
5361 	struct lpfc_debug *debug = file->private_data;
5366 	debug->op = LPFC_IDIAG_OP_WR;
5407 	struct lpfc_debug *debug = file->private_data;
5408 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
5414 	debug->op = LPFC_IDIAG_OP_RD;
5416 	if (!debug->buffer)
5417 		debug->buffer = kmalloc(LPFC_EXT_ACC_BUF_SIZE, GFP_KERNEL);
5418 	if (!debug->buffer)
5420 	pbuffer = debug->buffer;
5440 	struct lpfc_debug *debug;
5443 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
5444 	if (!debug)
5447 	debug->buffer = vmalloc(LPFC_CGN_BUF_SIZE);
5448 	if (!debug->buffer) {
5449 		kfree(debug);
5453 	debug->i_private = inode->i_private;
5454 	file->private_data = debug;
5465 	struct lpfc_debug *debug = file->private_data;
5466 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
5467 	char *buffer = debug->buffer;
5521 	struct lpfc_debug *debug = file->private_data;
5523 	vfree(debug->buffer);
5524 	kfree(debug);
5532 	struct lpfc_rx_monitor_debug *debug;
5535 	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
5536 	if (!debug)
5539 	debug->buffer = vmalloc(MAX_DEBUGFS_RX_INFO_SIZE);
5540 	if (!debug->buffer) {
5541 		kfree(debug);
5545 	debug->i_private = inode->i_private;
5546 	file->private_data = debug;
5557 	struct lpfc_rx_monitor_debug *debug = file->private_data;
5558 	struct lpfc_hba *phba = (struct lpfc_hba *)debug->i_private;
5559 	char *buffer = debug->buffer;
5577 	struct lpfc_rx_monitor_debug *debug = file->private_data;
5579 	vfree(debug->buffer);
5580 	kfree(debug);
6647  * Driver debug utility routines outside of debugfs. The debug utility
6649  * debug driver for debugging host or port issues.