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| author | Andrew Morton <akpm@linux-foundation.org> | 2023-04-16 12:31:58 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-04-16 12:31:58 -0700 |
| commit | e492cd61b986590a45c674ede7dd1c4dbf94cf24 (patch) | |
| tree | 37dc59ea66842b5b7e57f32aba6cbce5143c1282 /kernel/fork.c | |
| parent | d46031f40e0f7f7bf63914bb3f2e404ad3886ecd (diff) | |
| parent | 2ff559f31a5d50c31a3f9d849f8af90dc36c7105 (diff) | |
| download | lwn-e492cd61b986590a45c674ede7dd1c4dbf94cf24.tar.gz lwn-e492cd61b986590a45c674ede7dd1c4dbf94cf24.zip | |
sync mm-stable with mm-hotfixes-stable to pick up depended-upon upstream changes
Diffstat (limited to 'kernel/fork.c')
| -rw-r--r-- | kernel/fork.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index 2bde99037652..9051bc07b600 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -683,6 +683,7 @@ static __latent_entropy int dup_mmap(struct mm_struct *mm, if (retval) goto out; + mt_clear_in_rcu(vmi.mas.tree); for_each_vma(old_vmi, mpnt) { struct file *file; @@ -766,6 +767,8 @@ static __latent_entropy int dup_mmap(struct mm_struct *mm, retval = arch_dup_mmap(oldmm, mm); loop_out: vma_iter_free(&vmi); + if (!retval) + mt_set_in_rcu(vmi.mas.tree); out: mmap_write_unlock(mm); flush_tlb_mm(oldmm); |