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Diffstat (limited to 'results/scraper/launchpad-without-comments/1880722')
| -rw-r--r-- | results/scraper/launchpad-without-comments/1880722 | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/1880722 b/results/scraper/launchpad-without-comments/1880722 new file mode 100644 index 00000000..5f457961 --- /dev/null +++ b/results/scraper/launchpad-without-comments/1880722 @@ -0,0 +1,14 @@ +Problems related to checking page crossing in use_goto_tb() + +The discussion that led to this bug discovery can be found in this +mailing list thread: +https://lists.nongnu.org/archive/html/qemu-devel/2020-05/msg05426.html + +A workaround for this problem would be to check for page crossings for +both the user and system modes in the use_goto_tb() function across +targets. Some targets like "hppa" already implement this fix but others +don't. + +To solve the root cause of this problem, the linux-user/mmap.c should +be fixed to do all the invalidations required. By doing so, up to 6.93% +performance improvements will be achieved. \ No newline at end of file |