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| author | Michael Neuling <mikey@neuling.org> | 2015-10-28 15:54:06 +1100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2015-12-19 22:13:12 +1100 |
| commit | c395465da68bfc3a238d5bc15f862e33e6e9ecec (patch) | |
| tree | 0d337e9be2ae4a34b8ccd9314c5265499746ff33 /arch/powerpc/mm/hash_utils_64.c | |
| parent | 1b855e167b90fcb353977c08932d0a52eb8ae5b9 (diff) | |
| download | linux-c395465da68bfc3a238d5bc15f862e33e6e9ecec.tar.gz linux-c395465da68bfc3a238d5bc15f862e33e6e9ecec.tar.bz2 linux-c395465da68bfc3a238d5bc15f862e33e6e9ecec.zip | |
powerpc: Add function to copy mm_context_t to the paca
This adds a function to copy the mm->context to the paca. This is
only a basic conversion for now but will be used more extensively in
the next patch.
This also adds #ifdef CONFIG_PPC_BOOK3S around this code since it's
not used elsewhere.
Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm/hash_utils_64.c')
| -rw-r--r-- | arch/powerpc/mm/hash_utils_64.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index 4233dcccbaf7..03279eac0957 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -882,7 +882,8 @@ void demote_segment_4k(struct mm_struct *mm, unsigned long addr) slice_set_range_psize(mm, addr, 1, MMU_PAGE_4K); copro_flush_all_slbs(mm); if ((get_paca_psize(addr) != MMU_PAGE_4K) && (current->mm == mm)) { - get_paca()->context = mm->context; + + copy_mm_to_paca(&mm->context); slb_flush_and_rebolt(); } } @@ -949,7 +950,7 @@ static void check_paca_psize(unsigned long ea, struct mm_struct *mm, { if (user_region) { if (psize != get_paca_psize(ea)) { - get_paca()->context = mm->context; + copy_mm_to_paca(&mm->context); slb_flush_and_rebolt(); } } else if (get_paca()->vmalloc_sllp != |