diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Kconfig | 1 | ||||
-rw-r--r-- | lib/bch.c | 38 | ||||
-rw-r--r-- | lib/error-inject.c | 2 | ||||
-rw-r--r-- | lib/kstrtox.c | 2 | ||||
-rw-r--r-- | lib/nmi_backtrace.c | 6 | ||||
-rw-r--r-- | lib/notifier-error-inject.c | 3 | ||||
-rw-r--r-- | lib/test_hmm.c | 10 | ||||
-rw-r--r-- | lib/test_printf.c | 3 | ||||
-rw-r--r-- | lib/vsprintf.c | 1 |
9 files changed, 11 insertions, 55 deletions
diff --git a/lib/Kconfig b/lib/Kconfig index 5c2da561c516..c686f4adc124 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -415,6 +415,7 @@ config REED_SOLOMON_DEC16 # config BCH tristate + select BITREVERSE config BCH_CONST_PARAMS bool diff --git a/lib/bch.c b/lib/bch.c index c8095f30f254..5f71fd76eca8 100644 --- a/lib/bch.c +++ b/lib/bch.c @@ -71,6 +71,7 @@ #include <linux/module.h> #include <linux/slab.h> #include <linux/bitops.h> +#include <linux/bitrev.h> #include <asm/byteorder.h> #include <linux/bch.h> @@ -114,47 +115,12 @@ struct gf_poly_deg1 { unsigned int c[2]; }; -static u8 swap_bits_table[] = { - 0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, - 0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0, - 0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8, - 0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8, - 0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4, - 0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4, - 0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec, - 0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc, - 0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2, - 0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2, - 0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea, - 0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa, - 0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6, - 0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6, - 0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee, - 0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe, - 0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1, - 0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1, - 0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9, - 0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9, - 0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5, - 0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5, - 0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed, - 0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd, - 0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3, - 0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3, - 0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb, - 0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb, - 0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7, - 0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7, - 0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef, - 0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff, -}; - static u8 swap_bits(struct bch_control *bch, u8 in) { if (!bch->swap_bits) return in; - return swap_bits_table[in]; + return bitrev8(in); } /* diff --git a/lib/error-inject.c b/lib/error-inject.c index 32c14770508e..887acd9a6ea6 100644 --- a/lib/error-inject.c +++ b/lib/error-inject.c @@ -217,8 +217,6 @@ static int __init ei_debugfs_init(void) struct dentry *dir, *file; dir = debugfs_create_dir("error_injection", NULL); - if (!dir) - return -ENOMEM; file = debugfs_create_file("list", 0444, dir, NULL, &ei_fops); if (!file) { diff --git a/lib/kstrtox.c b/lib/kstrtox.c index 08c14019841a..d586e6af5e5a 100644 --- a/lib/kstrtox.c +++ b/lib/kstrtox.c @@ -59,7 +59,7 @@ unsigned int _parse_integer_limit(const char *s, unsigned int base, unsigned lon rv = 0; while (max_chars--) { unsigned int c = *s; - unsigned int lc = c | 0x20; /* don't tolower() this line */ + unsigned int lc = _tolower(c); unsigned int val; if ('0' <= c && c <= '9') diff --git a/lib/nmi_backtrace.c b/lib/nmi_backtrace.c index 5274bbb026d7..33c154264bfe 100644 --- a/lib/nmi_backtrace.c +++ b/lib/nmi_backtrace.c @@ -34,7 +34,7 @@ static unsigned long backtrace_flag; * they are passed being updated as a side effect of this call. */ void nmi_trigger_cpumask_backtrace(const cpumask_t *mask, - bool exclude_self, + int exclude_cpu, void (*raise)(cpumask_t *mask)) { int i, this_cpu = get_cpu(); @@ -49,8 +49,8 @@ void nmi_trigger_cpumask_backtrace(const cpumask_t *mask, } cpumask_copy(to_cpumask(backtrace_mask), mask); - if (exclude_self) - cpumask_clear_cpu(this_cpu, to_cpumask(backtrace_mask)); + if (exclude_cpu != -1) + cpumask_clear_cpu(exclude_cpu, to_cpumask(backtrace_mask)); /* * Don't try to send an NMI to this cpu; it may work on some diff --git a/lib/notifier-error-inject.c b/lib/notifier-error-inject.c index 2b24ea6c9497..954c3412d22d 100644 --- a/lib/notifier-error-inject.c +++ b/lib/notifier-error-inject.c @@ -83,9 +83,6 @@ static int __init err_inject_init(void) notifier_err_inject_dir = debugfs_create_dir("notifier-error-inject", NULL); - if (!notifier_err_inject_dir) - return -ENOMEM; - return 0; } diff --git a/lib/test_hmm.c b/lib/test_hmm.c index 67e6f83fe0f8..717dcb830127 100644 --- a/lib/test_hmm.c +++ b/lib/test_hmm.c @@ -368,16 +368,13 @@ static int dmirror_do_read(struct dmirror *dmirror, unsigned long start, for (pfn = start >> PAGE_SHIFT; pfn < (end >> PAGE_SHIFT); pfn++) { void *entry; struct page *page; - void *tmp; entry = xa_load(&dmirror->pt, pfn); page = xa_untag_pointer(entry); if (!page) return -ENOENT; - tmp = kmap(page); - memcpy(ptr, tmp, PAGE_SIZE); - kunmap(page); + memcpy_from_page(ptr, page, 0, PAGE_SIZE); ptr += PAGE_SIZE; bounce->cpages++; @@ -437,16 +434,13 @@ static int dmirror_do_write(struct dmirror *dmirror, unsigned long start, for (pfn = start >> PAGE_SHIFT; pfn < (end >> PAGE_SHIFT); pfn++) { void *entry; struct page *page; - void *tmp; entry = xa_load(&dmirror->pt, pfn); page = xa_untag_pointer(entry); if (!page || xa_pointer_tag(entry) != DPT_XA_TAG_WRITE) return -ENOENT; - tmp = kmap(page); - memcpy(tmp, ptr, PAGE_SIZE); - kunmap(page); + memcpy_to_page(page, 0, ptr, PAGE_SIZE); ptr += PAGE_SIZE; bounce->cpages++; diff --git a/lib/test_printf.c b/lib/test_printf.c index 7677ebccf3c3..69b6a5e177f2 100644 --- a/lib/test_printf.c +++ b/lib/test_printf.c @@ -12,6 +12,7 @@ #include <linux/random.h> #include <linux/rtc.h> #include <linux/slab.h> +#include <linux/sprintf.h> #include <linux/string.h> #include <linux/bitmap.h> @@ -41,8 +42,6 @@ KSTM_MODULE_GLOBALS(); static char *test_buffer __initdata; static char *alloced_buffer __initdata; -extern bool no_hash_pointers; - static int __printf(4, 0) __init do_test(int bufsize, const char *expect, int elen, const char *fmt, va_list ap) diff --git a/lib/vsprintf.c b/lib/vsprintf.c index 40f560959b16..afb88b24fa74 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -34,6 +34,7 @@ #include <linux/dcache.h> #include <linux/cred.h> #include <linux/rtc.h> +#include <linux/sprintf.h> #include <linux/time.h> #include <linux/uuid.h> #include <linux/of.h> |