Bug 12191 - 32bit memset-sse2.S fails with uneven cache size
Summary: 32bit memset-sse2.S fails with uneven cache size
Status: RESOLVED FIXED
Alias: None
Product: glibc
Classification: Unclassified
Component: libc (show other bugs)
Version: unspecified
: P2 normal
Target Milestone: ---
Assignee: Ulrich Drepper
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2010-11-03 23:12 UTC by H.J. Lu
Modified: 2014-06-30 06:31 UTC (History)
0 users

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Last reconfirmed:
fweimer: security-

Attachments
A patch to round cache sizes to multiple of 256 bytes (851 bytes, patch)
2010-11-04 15:40 UTC, H.J. Lu 		Details | Diff
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Description H.J. Lu 2010-11-03 23:12:22 UTC 
32bit memset-sse2.S assumes cache size is multiple of 128 bytes.
If it isn't true, memset-sse2.S will fail.
Comment 1 H.J. Lu 2010-11-04 15:40:48 UTC 
Created attachment 5109 [details]
A patch to round cache sizes to multiple of 256 bytes
Comment 2 Ulrich Drepper 2010-11-05 12:03:19 UTC 
Patch checked in.