diff options
| author | Ingo Molnar <mingo@kernel.org> | 2017-12-01 10:32:48 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-12-17 12:58:53 +0100 |
| commit | 0fd2e9c53d82704a3ba87ea1980ec515188c5316 (patch) | |
| tree | a828c396110053feba9e65307a4e802b00966519 /include | |
| parent | 1784f9144b143a1e8b19fe94083b040aa559182b (diff) | |
| parent | 1e4c4f610f774df6088d7c065b2dd4d22adba698 (diff) | |
| download | linux-0fd2e9c53d82704a3ba87ea1980ec515188c5316.tar.bz2 | |
Merge commit 'upstream-x86-entry' into WIP.x86/mm
Pull in a minimal set of v4.15 entry code changes, for a base for the MM isolation patches.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-generic/vmlinux.lds.h | 2 | ||||
| -rw-r--r-- | include/linux/bitops.h | 26 |
2 files changed, 27 insertions, 1 deletions
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 8acfc1e099e1..63e56f6c1877 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -687,7 +687,7 @@ #define BUG_TABLE #endif -#ifdef CONFIG_ORC_UNWINDER +#ifdef CONFIG_UNWINDER_ORC #define ORC_UNWIND_TABLE \ . = ALIGN(4); \ .orc_unwind_ip : AT(ADDR(.orc_unwind_ip) - LOAD_OFFSET) { \ diff --git a/include/linux/bitops.h b/include/linux/bitops.h index d03c5dd6185d..8a7e9924df57 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h @@ -228,6 +228,32 @@ static inline unsigned long __ffs64(u64 word) return __ffs((unsigned long)word); } +/* + * clear_bit32 - Clear a bit in memory for u32 array + * @nr: Bit to clear + * @addr: u32 * address of bitmap + * + * Same as clear_bit, but avoids needing casts for u32 arrays. + */ + +static __always_inline void clear_bit32(long nr, volatile u32 *addr) +{ + clear_bit(nr, (volatile unsigned long *)addr); +} + +/* + * set_bit32 - Set a bit in memory for u32 array + * @nr: Bit to clear + * @addr: u32 * address of bitmap + * + * Same as set_bit, but avoids needing casts for u32 arrays. + */ + +static __always_inline void set_bit32(long nr, volatile u32 *addr) +{ + set_bit(nr, (volatile unsigned long *)addr); +} + #ifdef __KERNEL__ #ifndef set_mask_bits |