diff options
| -rw-r--r-- | sys/amd64/amd64/dump_machdep.c | 12 | ||||
| -rw-r--r-- | sys/i386/i386/dump_machdep.c | 12 |
2 files changed, 14 insertions, 10 deletions
diff --git a/sys/amd64/amd64/dump_machdep.c b/sys/amd64/amd64/dump_machdep.c index 7d1e06f..3f3acc7 100644 --- a/sys/amd64/amd64/dump_machdep.c +++ b/sys/amd64/amd64/dump_machdep.c @@ -75,12 +75,14 @@ dumpsys(struct dumperinfo *di) strncpy(kdh.panicstring, panicstr, sizeof kdh.panicstring); kdh.parity = kerneldump_parity(&kdh); + /* + * Check if we will have enough room to save the coredump. + * The partition size needed is the sum of: + * Memory to save + header + trailer + Room to leave untouched + * at partition head. (an arbitrary amount). + */ if (di->mediasize < - ((Maxmem * (off_t)PAGE_SIZE) + /* Memory to save */ - (sizeof kdh * 2) + /* header + trailer */ - (64*1024))) { /* Room to leave untouched */ - /* at partition head. */ - /* (an arbitrary amount). */ + Maxmem * (off_t)PAGE_SIZE + sizeof kdh * 2 + 64*1024) { printf("\nDump failed. Partition too small.\n"); return; } diff --git a/sys/i386/i386/dump_machdep.c b/sys/i386/i386/dump_machdep.c index 7d1e06f..3f3acc7 100644 --- a/sys/i386/i386/dump_machdep.c +++ b/sys/i386/i386/dump_machdep.c @@ -75,12 +75,14 @@ dumpsys(struct dumperinfo *di) strncpy(kdh.panicstring, panicstr, sizeof kdh.panicstring); kdh.parity = kerneldump_parity(&kdh); + /* + * Check if we will have enough room to save the coredump. + * The partition size needed is the sum of: + * Memory to save + header + trailer + Room to leave untouched + * at partition head. (an arbitrary amount). + */ if (di->mediasize < - ((Maxmem * (off_t)PAGE_SIZE) + /* Memory to save */ - (sizeof kdh * 2) + /* header + trailer */ - (64*1024))) { /* Room to leave untouched */ - /* at partition head. */ - /* (an arbitrary amount). */ + Maxmem * (off_t)PAGE_SIZE + sizeof kdh * 2 + 64*1024) { printf("\nDump failed. Partition too small.\n"); return; } |
