tree: git://git.cmpxchg.org/linux-mmotm.git master
head: f6bf2766c2091cbf8ffcc2c5009875dbdb678282
commit: 88a76abced8c721ac726ea6a273ed0389b1c5ff4 [188/471] mm: per-thread vma caching
config: make ARCH=sparc defconfig
All error/warnings:
In file included from arch/sparc/include/asm/pgtable_32.h:17:0,
from arch/sparc/include/asm/pgtable.h:6,
from include/linux/mm.h:51,
from include/linux/vmacache.h:4,
from include/linux/sched.h:26,
from arch/sparc/kernel/asm-offsets.c:13:
include/linux/swap.h: In function 'current_is_kswapd':
>> include/linux/swap.h:33:16: error: dereferencing pointer to incomplete type
>> include/linux/swap.h:33:26: error: 'PF_KSWAPD' undeclared (first use in this function)
include/linux/swap.h:33:26: note: each undeclared identifier is reported only once for each function it appears in
make[2]: *** [arch/sparc/kernel/asm-offsets.s] Error 1
make[2]: Target `__build' not remade because of errors.
make[1]: *** [prepare0] Error 2
make[1]: Target `prepare' not remade because of errors.
make: *** [sub-make] Error 2
vim +33 include/linux/swap.h
8bc719d3 Martin Schwidefsky 2006-09-25 17
ab954160 Andrew Morton 2006-09-25 18 struct bio;
ab954160 Andrew Morton 2006-09-25 19
^1da177e Linus Torvalds 2005-04-16 20 #define SWAP_FLAG_PREFER 0x8000 /* set if swap priority specified */
^1da177e Linus Torvalds 2005-04-16 21 #define SWAP_FLAG_PRIO_MASK 0x7fff
^1da177e Linus Torvalds 2005-04-16 22 #define SWAP_FLAG_PRIO_SHIFT 0
dcf6b7dd Rafael Aquini 2013-07-03 23 #define SWAP_FLAG_DISCARD 0x10000 /* enable discard for swap */
dcf6b7dd Rafael Aquini 2013-07-03 24 #define SWAP_FLAG_DISCARD_ONCE 0x20000 /* discard swap area at swapon-time */
dcf6b7dd Rafael Aquini 2013-07-03 25 #define SWAP_FLAG_DISCARD_PAGES 0x40000 /* discard page-clusters after use */
^1da177e Linus Torvalds 2005-04-16 26
d15cab97 Hugh Dickins 2012-03-28 27 #define SWAP_FLAGS_VALID (SWAP_FLAG_PRIO_MASK | SWAP_FLAG_PREFER | \
dcf6b7dd Rafael Aquini 2013-07-03 28 SWAP_FLAG_DISCARD | SWAP_FLAG_DISCARD_ONCE | \
dcf6b7dd Rafael Aquini 2013-07-03 29 SWAP_FLAG_DISCARD_PAGES)
d15cab97 Hugh Dickins 2012-03-28 30
^1da177e Linus Torvalds 2005-04-16 31 static inline int current_is_kswapd(void)
^1da177e Linus Torvalds 2005-04-16 32 {
^1da177e Linus Torvalds 2005-04-16 @33 return current->flags & PF_KSWAPD;
^1da177e Linus Torvalds 2005-04-16 34 }
^1da177e Linus Torvalds 2005-04-16 35
^1da177e Linus Torvalds 2005-04-16 36 /*
^1da177e Linus Torvalds 2005-04-16 37 * MAX_SWAPFILES defines the maximum number of swaptypes: things which can
^1da177e Linus Torvalds 2005-04-16 38 * be swapped to. The swap type and the offset into that swap type are
^1da177e Linus Torvalds 2005-04-16 39 * encoded into pte's and into pgoff_t's in the swapcache. Using five bits
^1da177e Linus Torvalds 2005-04-16 40 * for the type means that the maximum number of swapcache pages is 27 bits
^1da177e Linus Torvalds 2005-04-16 41 * on 32-bit-pgoff_t architectures. And that assumes that the architecture packs
:::::: The code at line 33 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx>
:::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx>
---
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