int err, ret;
ret = -EIO;
- err = zlib_inflateInit(&stream);
+ err = zlib_inflateInit2(&stream, WINDOW_BITS);
if (err != Z_OK)
goto error;
static void allocate_buf_for_compression(void)
{
size_t size;
+ size_t cmpr;
+
+ switch (psinfo->bufsize) {
+ /* buffer range for efivars */
+ case 1000 ... 2000:
+ cmpr = 56;
+ break;
+ case 2001 ... 3000:
+ cmpr = 54;
+ break;
+ case 3001 ... 3999:
+ cmpr = 52;
+ break;
+ /* buffer range for nvram, erst */
+ case 4000 ... 10000:
+ cmpr = 45;
+ break;
+ default:
+ cmpr = 60;
+ break;
+ }
- big_oops_buf_sz = (psinfo->bufsize * 100) / 45;
+ big_oops_buf_sz = (psinfo->bufsize * 100) / cmpr;
big_oops_buf = kmalloc(big_oops_buf_sz, GFP_KERNEL);
if (big_oops_buf) {
size = max(zlib_deflate_workspacesize(WINDOW_BITS, MEM_LEVEL),
compressed = true;
total_len = zipped_len;
} else {
- pr_err("pstore: compression failed for Part %d"
- " returned %d\n", part, zipped_len);
- pr_err("pstore: Capture uncompressed"
- " oops/panic report of Part %d\n", part);
compressed = false;
total_len = copy_kmsg_to_buffer(hsize, len);
}