diff options
Diffstat (limited to 'fs/pstore')
-rw-r--r-- | fs/pstore/platform.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c index 4ffb7ab5e397..57b4219398cd 100644 --- a/fs/pstore/platform.c +++ b/fs/pstore/platform.c | |||
@@ -195,8 +195,29 @@ error: | |||
195 | static void allocate_buf_for_compression(void) | 195 | static void allocate_buf_for_compression(void) |
196 | { | 196 | { |
197 | size_t size; | 197 | size_t size; |
198 | size_t cmpr; | ||
199 | |||
200 | switch (psinfo->bufsize) { | ||
201 | /* buffer range for efivars */ | ||
202 | case 1000 ... 2000: | ||
203 | cmpr = 56; | ||
204 | break; | ||
205 | case 2001 ... 3000: | ||
206 | cmpr = 54; | ||
207 | break; | ||
208 | case 3001 ... 3999: | ||
209 | cmpr = 52; | ||
210 | break; | ||
211 | /* buffer range for nvram, erst */ | ||
212 | case 4000 ... 10000: | ||
213 | cmpr = 45; | ||
214 | break; | ||
215 | default: | ||
216 | cmpr = 60; | ||
217 | break; | ||
218 | } | ||
198 | 219 | ||
199 | big_oops_buf_sz = (psinfo->bufsize * 100) / 45; | 220 | big_oops_buf_sz = (psinfo->bufsize * 100) / cmpr; |
200 | big_oops_buf = kmalloc(big_oops_buf_sz, GFP_KERNEL); | 221 | big_oops_buf = kmalloc(big_oops_buf_sz, GFP_KERNEL); |
201 | if (big_oops_buf) { | 222 | if (big_oops_buf) { |
202 | size = max(zlib_deflate_workspacesize(WINDOW_BITS, MEM_LEVEL), | 223 | size = max(zlib_deflate_workspacesize(WINDOW_BITS, MEM_LEVEL), |