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| author | Richard Henderson | 2021-04-06 19:40:20 +0200 |
|---|---|---|
| committer | Peter Maydell | 2021-04-12 12:06:24 +0200 |
| commit | eb42297a59e103500bdd2c352c5b52f54b1c33cd (patch) | |
| tree | af7603fdfa104013fc2ef405f69533c996c55df5 /include | |
| parent | hw/arm/smmuv3: Emulate CFGI_STE_RANGE for an aligned range of StreamIDs (diff) | |
| download | qemu-eb42297a59e103500bdd2c352c5b52f54b1c33cd.tar.gz qemu-eb42297a59e103500bdd2c352c5b52f54b1c33cd.tar.xz qemu-eb42297a59e103500bdd2c352c5b52f54b1c33cd.zip | |
accel/tcg: Preserve PAGE_ANON when changing page permissions
Using mprotect() to change PROT_* does not change the MAP_ANON
previously set with mmap(). Our linux-user version of MTE only
works with MAP_ANON pages, so losing PAGE_ANON caused MTE to
stop working.
Reported-by: Stephen Long <steplong@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include')
0 files changed, 0 insertions, 0 deletions