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| author | Markos Chandras <markos.chandras@imgtec.com> | 2014-01-16 14:11:08 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-03-26 23:09:19 +0100 |
| commit | 80ca69f40f26fb016e6d863b48fe1a1abdae8840 (patch) | |
| tree | 71ac70b50989cddd650961852e6dcf4e3d44a070 /arch/mips | |
| parent | MIPS: mm: c-r4k: Build EVA {d,i}cache flushing functions (diff) | |
| download | linux-80ca69f40f26fb016e6d863b48fe1a1abdae8840.tar.xz linux-80ca69f40f26fb016e6d863b48fe1a1abdae8840.zip | |
MIPS: mm: c-r4k: Add support for flushing user pages from cache
Use the userspace cache flushing functions if the interrupted
process is a userspace one.
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/mm/c-r4k.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 6332a9e84f01..9b223e07f784 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -562,7 +562,8 @@ static inline void local_r4k_flush_cache_page(void *args) } if (cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc)) { - r4k_blast_dcache_page(addr); + vaddr ? r4k_blast_dcache_page(addr) : + r4k_blast_dcache_user_page(addr); if (exec && !cpu_icache_snoops_remote_store) r4k_blast_scache_page(addr); } @@ -573,7 +574,8 @@ static inline void local_r4k_flush_cache_page(void *args) if (cpu_context(cpu, mm) != 0) drop_mmu_context(mm, cpu); } else - r4k_blast_icache_page(addr); + vaddr ? r4k_blast_icache_page(addr) : + r4k_blast_icache_user_page(addr); } if (vaddr) { |