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author | Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> | 2021-07-07 18:10:03 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-07-08 11:48:22 -0700 |
commit | a9cc9c3456551bf78acdd330713cf513816bbdd2 (patch) | |
tree | 29fa488b56e8277f8958e2b1f56907365cd372fc /tools/bootconfig/main.c | |
parent | f27a5c93cdd4dbcd2131099764aa188c7e2a2a88 (diff) | |
download | linux-a9cc9c3456551bf78acdd330713cf513816bbdd2.tar.gz |
selftest/mremap_test: avoid crash with static build
With a large mmap map size, we can overlap with the text area and using MAP_FIXED results in unmapping that area. Switch to MAP_FIXED_NOREPLACE and handle the EEXIST error. Link: https://lkml.kernel.org/r/20210616045239.370802-3-aneesh.kumar@linux.ibm.com Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> Reviewed-by: Kalesh Singh <kaleshsingh@google.com> Cc: Christophe Leroy <christophe.leroy@csgroup.eu> Cc: Hugh Dickins <hughd@google.com> Cc: Joel Fernandes <joel@joelfernandes.org> Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Nicholas Piggin <npiggin@gmail.com> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'tools/bootconfig/main.c')
0 files changed, 0 insertions, 0 deletions