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| author | Tony Lindgren <tony@atomide.com> | 2020-06-16 19:25:03 +0300 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2020-06-16 19:25:03 +0300 |
| commit | 07c7b547a79605f1041d55b84d91a4a4d9c5b363 (patch) | |
| tree | d98c1adacc8c65b475c325b427e54b8205b0013d /arch/alpha/mm/fault.c | |
| parent | e4a8fc054340f4df761f6a73335f8fdc0b7ac4fd (diff) | |
| parent | b3a9e3b9622ae10064826dccb4f7a52bd88c7407 (diff) | |
| download | linux-07c7b547a79605f1041d55b84d91a4a4d9c5b363.tar.xz | |
Merge tag 'v5.8-rc1' into fixes
Linux 5.8-rc1
Diffstat (limited to 'arch/alpha/mm/fault.c')
| -rw-r--r-- | arch/alpha/mm/fault.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/alpha/mm/fault.c b/arch/alpha/mm/fault.c index c2d7b6d7bac7..c2303a8c2b9f 100644 --- a/arch/alpha/mm/fault.c +++ b/arch/alpha/mm/fault.c @@ -117,7 +117,7 @@ do_page_fault(unsigned long address, unsigned long mmcsr, if (user_mode(regs)) flags |= FAULT_FLAG_USER; retry: - down_read(&mm->mmap_sem); + mmap_read_lock(mm); vma = find_vma(mm, address); if (!vma) goto bad_area; @@ -171,7 +171,7 @@ retry: if (fault & VM_FAULT_RETRY) { flags |= FAULT_FLAG_TRIED; - /* No need to up_read(&mm->mmap_sem) as we would + /* No need to mmap_read_unlock(mm) as we would * have already released it in __lock_page_or_retry * in mm/filemap.c. */ @@ -180,14 +180,14 @@ retry: } } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); return; /* Something tried to access memory that isn't in our memory map. Fix it, but check if it's kernel or user first. */ bad_area: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); if (user_mode(regs)) goto do_sigsegv; @@ -211,14 +211,14 @@ retry: /* We ran out of memory, or some other thing happened to us that made us unable to handle the page fault gracefully. */ out_of_memory: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); if (!user_mode(regs)) goto no_context; pagefault_out_of_memory(); return; do_sigbus: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); /* Send a sigbus, regardless of whether we were in kernel or user mode. */ force_sig_fault(SIGBUS, BUS_ADRERR, (void __user *) address, 0); |