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sys/i386/i386/minidump_machdep_base.c
| Show First 20 Lines • Show All 54 Lines • ▼ Show 20 Lines | |||||
| #define MD_ALIGN(x) (((off_t)(x) + PAGE_MASK) & ~PAGE_MASK) | #define MD_ALIGN(x) (((off_t)(x) + PAGE_MASK) & ~PAGE_MASK) | ||||
| #define DEV_ALIGN(x) roundup2((off_t)(x), DEV_BSIZE) | #define DEV_ALIGN(x) roundup2((off_t)(x), DEV_BSIZE) | ||||
| static struct kerneldumpheader kdh; | static struct kerneldumpheader kdh; | ||||
| /* Handle chunked writes. */ | /* Handle chunked writes. */ | ||||
| static size_t fragsz; | static size_t fragsz; | ||||
| static void *dump_va; | static void *dump_va; | ||||
| static uint64_t counter, progress; | |||||
| #define PG2MB(pgs) (((pgs) + (1 << 8) - 1) >> 8) | |||||
| static int | static int | ||||
| blk_flush(struct dumperinfo *di) | blk_flush(struct dumperinfo *di) | ||||
| { | { | ||||
| int error; | int error; | ||||
| if (fragsz == 0) | if (fragsz == 0) | ||||
| return (0); | return (0); | ||||
| Show All 30 Lines | if (ptr != NULL) { | ||||
| error = blk_flush(di); | error = blk_flush(di); | ||||
| if (error) | if (error) | ||||
| return (error); | return (error); | ||||
| } | } | ||||
| while (sz) { | while (sz) { | ||||
| len = maxdumpsz - fragsz; | len = maxdumpsz - fragsz; | ||||
| if (len > sz) | if (len > sz) | ||||
| len = sz; | len = sz; | ||||
| counter += len; | |||||
| progress -= len; | |||||
| if (counter >> 24) { | |||||
| printf(" %lld", PG2MB(progress >> PAGE_SHIFT)); | |||||
| counter &= (1<<24) - 1; | |||||
| } | |||||
| dumpsys_pb_progress(len); | |||||
| wdog_kern_pat(WD_LASTVAL); | wdog_kern_pat(WD_LASTVAL); | ||||
| if (ptr) { | if (ptr) { | ||||
| error = dump_append(di, ptr, 0, len); | error = dump_append(di, ptr, 0, len); | ||||
| if (error) | if (error) | ||||
| return (error); | return (error); | ||||
| ptr += len; | ptr += len; | ||||
| sz -= len; | sz -= len; | ||||
| Show All 40 Lines | minidumpsys(struct dumperinfo *di) | ||||
| vm_offset_t va; | vm_offset_t va; | ||||
| int error; | int error; | ||||
| uint64_t pa; | uint64_t pa; | ||||
| pd_entry_t *pd; | pd_entry_t *pd; | ||||
| pt_entry_t *pt; | pt_entry_t *pt; | ||||
| int j, k; | int j, k; | ||||
| struct minidumphdr mdhdr; | struct minidumphdr mdhdr; | ||||
| counter = 0; | |||||
| /* Walk page table pages, set bits in vm_page_dump */ | /* Walk page table pages, set bits in vm_page_dump */ | ||||
| ptesize = 0; | ptesize = 0; | ||||
| for (va = KERNBASE; va < kernel_vm_end; va += NBPDR) { | for (va = KERNBASE; va < kernel_vm_end; va += NBPDR) { | ||||
| /* | /* | ||||
| * We always write a page, even if it is zero. Each | * We always write a page, even if it is zero. Each | ||||
| * page written corresponds to 2MB of space | * page written corresponds to 2MB of space | ||||
| */ | */ | ||||
| ptesize += PAGE_SIZE; | ptesize += PAGE_SIZE; | ||||
| Show All 34 Lines | VM_PAGE_DUMP_FOREACH(pa) { | ||||
| if (dump_page_is_dumpable(pa)) { | if (dump_page_is_dumpable(pa)) { | ||||
| dumpsize += PAGE_SIZE; | dumpsize += PAGE_SIZE; | ||||
| } else { | } else { | ||||
| dump_drop_page(pa); | dump_drop_page(pa); | ||||
| } | } | ||||
| } | } | ||||
| dumpsize += PAGE_SIZE; | dumpsize += PAGE_SIZE; | ||||
| progress = dumpsize; | dumpsys_pb_init(dumpsize); | ||||
| /* Initialize mdhdr */ | /* Initialize mdhdr */ | ||||
| bzero(&mdhdr, sizeof(mdhdr)); | bzero(&mdhdr, sizeof(mdhdr)); | ||||
| strcpy(mdhdr.magic, MINIDUMP_MAGIC); | strcpy(mdhdr.magic, MINIDUMP_MAGIC); | ||||
| mdhdr.version = MINIDUMP_VERSION; | mdhdr.version = MINIDUMP_VERSION; | ||||
| mdhdr.msgbufsize = msgbufp->msg_size; | mdhdr.msgbufsize = msgbufp->msg_size; | ||||
| mdhdr.bitmapsize = round_page(BITSET_SIZE(vm_page_dump_pages)); | mdhdr.bitmapsize = round_page(BITSET_SIZE(vm_page_dump_pages)); | ||||
| mdhdr.ptesize = ptesize; | mdhdr.ptesize = ptesize; | ||||
| ▲ Show 20 Lines • Show All 109 Lines • Show Last 20 Lines | |||||