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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-01-11 15:10:08 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-01-11 15:10:08 +1100 |
| commit | eed0ba0b4ab2d1668588219a8efa81bf8636a12d (patch) | |
| tree | f5aa3c732e7830a1b24e6071f8bed0f799881187 /drivers/char/ramoops.c | |
| parent | 98b14d6b290d96b24ae993ceaccc59b2aa4b130c (diff) | |
| parent | c9de9333f5a860cab82052bce6ac28bcac9b2c26 (diff) | |
| download | op-kernel-dev-eed0ba0b4ab2d1668588219a8efa81bf8636a12d.zip op-kernel-dev-eed0ba0b4ab2d1668588219a8efa81bf8636a12d.tar.gz | |
Merge remote branch 'gcl/next' into next
Diffstat (limited to 'drivers/char/ramoops.c')
| -rw-r--r-- | drivers/char/ramoops.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/char/ramoops.c b/drivers/char/ramoops.c index 73dcb0e..d3d63be 100644 --- a/drivers/char/ramoops.c +++ b/drivers/char/ramoops.c @@ -29,7 +29,6 @@ #include <linux/ramoops.h> #define RAMOOPS_KERNMSG_HDR "====" -#define RAMOOPS_HEADER_SIZE (5 + sizeof(struct timeval)) #define RECORD_SIZE 4096 @@ -65,8 +64,8 @@ static void ramoops_do_dump(struct kmsg_dumper *dumper, struct ramoops_context, dump); unsigned long s1_start, s2_start; unsigned long l1_cpy, l2_cpy; - int res; - char *buf; + int res, hdr_size; + char *buf, *buf_orig; struct timeval timestamp; /* Only dump oopses if dump_oops is set */ @@ -74,6 +73,8 @@ static void ramoops_do_dump(struct kmsg_dumper *dumper, return; buf = (char *)(cxt->virt_addr + (cxt->count * RECORD_SIZE)); + buf_orig = buf; + memset(buf, '\0', RECORD_SIZE); res = sprintf(buf, "%s", RAMOOPS_KERNMSG_HDR); buf += res; @@ -81,8 +82,9 @@ static void ramoops_do_dump(struct kmsg_dumper *dumper, res = sprintf(buf, "%lu.%lu\n", (long)timestamp.tv_sec, (long)timestamp.tv_usec); buf += res; - l2_cpy = min(l2, (unsigned long)(RECORD_SIZE - RAMOOPS_HEADER_SIZE)); - l1_cpy = min(l1, (unsigned long)(RECORD_SIZE - RAMOOPS_HEADER_SIZE) - l2_cpy); + hdr_size = buf - buf_orig; + l2_cpy = min(l2, (unsigned long)(RECORD_SIZE - hdr_size)); + l1_cpy = min(l1, (unsigned long)(RECORD_SIZE - hdr_size) - l2_cpy); s2_start = l2 - l2_cpy; s1_start = l1 - l1_cpy; |
