Eric Lee / smarc-ti-linux-kernel

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Commit fc31d16add13773265cc53d59f2e7594cb3c0a14

Authored by Wu Fengguang
Committed by Linus Torvalds
1 parent f7e839dd36
Exists in master and in 20 other branches dlt-processor-sdk-linux-03.00.00.04, newt-ti-linux-3.12.y, processor-sdk-linux-01.00.00, processor-sdk-linux-02.00.01, smarc-ti-linux-3.12.10, smarc-ti-linux-3.12.y, smarc-ti-linux-3.14.y, smarc-ti-linux-3.15.y, smarc-ti-lsk-linux-4.1.y, smarct3x-processor-sdk-04.01.00.06, smarct3x-processor-sdk-linux-02.00.01, smarct3x-processor-sdk-linux-03.00.00.04, smarct4x-800-processor-sdk-linux-02.00.01, smarct4x-processor-sdk-04.01.00.06, smarct4x-processor-sdk-linux-02.00.01, smarct4x-processor-sdk-linux-03.00.00.04, ti-linux-3.12.y, ti-linux-3.14.y, ti-linux-3.15.y, ti-lsk-linux-4.1.y

readahead: apply max_sane_readahead() limit in ondemand_readahead() 

Just in case someone aggressively sets a huge readahead size.

Cc: Nick Piggin <npiggin@suse.de>
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Cc: Ying Han <yinghan@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Showing 1 changed file with 1 additions and 1 deletions Side-by-side Diff

... ... @@ -357,7 +357,7 @@
357 357 bool hit_readahead_marker, pgoff_t offset,
358 358 unsigned long req_size)
359 359 {
360   - int max = ra->ra_pages; /* max readahead pages */
  360 + unsigned long max = max_sane_readahead(ra->ra_pages);
361 361 pgoff_t prev_offset;
362 362 int sequential;
363 363