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| author | Dmitry Shmidt <dimitrysh@google.com> | 2016-09-20 13:12:59 -0700 |
|---|---|---|
| committer | Dmitry Shmidt <dimitrysh@google.com> | 2016-09-20 13:12:59 -0700 |
| commit | 321249bb2f9c61fd19adead0de1e058b94108d18 (patch) | |
| tree | 58beee90c04911c4bcb08da2b2a76fe7c486f485 /arch/arm64/include/asm/assembler.h | |
| parent | a517d900c6b4996dd6a6ba2f600dabe1c4da717a (diff) | |
| parent | b7c491d2c40fde253ec06a63b3f93ea60c0467a9 (diff) | |
Merge remote-tracking branch 'common/android-4.4' into android-4.4.y-merge
Change-Id: I049d2e9d238a92d56100e8e317be6688497eb501
Diffstat (limited to 'arch/arm64/include/asm/assembler.h')
| -rw-r--r-- | arch/arm64/include/asm/assembler.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h index 12eff928ef8b..bb7b72734c24 100644 --- a/arch/arm64/include/asm/assembler.h +++ b/arch/arm64/include/asm/assembler.h @@ -193,6 +193,17 @@ lr .req x30 // link register str \src, [\tmp, :lo12:\sym] .endm + /* + * @sym: The name of the per-cpu variable + * @reg: Result of per_cpu(sym, smp_processor_id()) + * @tmp: scratch register + */ + .macro this_cpu_ptr, sym, reg, tmp + adr_l \reg, \sym + mrs \tmp, tpidr_el1 + add \reg, \reg, \tmp + .endm + /* * Annotate a function as position independent, i.e., safe to be called before * the kernel virtual mapping is activated. |