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Ian Lance Taylor fb3cf5c686 math/rand: fix raciness in Rand.Read 
There are no synchronization points protecting the readVal and readPos
variables. This leads to a race when Read is called concurrently.
Fix this by adding methods to lockedSource, which is the case where
a race matters.

Fixes #16308.

Change-Id: Ic028909955700906b2d71e5c37c02da21b0f4ad9
Reviewed-on: https://go-review.googlesource.com/24852
Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com>
 		2016-07-11 15:11:44 +00:00
..
big math/big: special-case a 0 mantissa during Rat parsing 2016-06-24 20:51:06 +00:00
cmplx math/cmplx: added clarifying comment 2016-03-21 16:18:38 +00:00
rand math/rand: fix raciness in Rand.Read 2016-07-11 15:11:44 +00:00
abs.go math: fix typo and braino in my earlier commit 2015-10-29 21:12:08 +00:00
acosh.go all: single space after period. 2016-03-02 00:13:47 +00:00
all_test.go all: delete dead test code 2016-03-21 07:10:08 +00:00
asin.go
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asin_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
asin_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
asin_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
asin_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
asinh.go all: single space after period. 2016-03-02 00:13:47 +00:00
atan.go
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atan2.go
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atan2_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
atan2_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
atan2_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
atan2_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
atan_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
atan_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
atan_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
atan_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
atanh.go all: single space after period. 2016-03-02 00:13:47 +00:00
bits.go
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cbrt.go math: faster Cbrt 2015-02-23 21:04:46 +00:00
const.go math: explain OEIS link 2015-06-26 01:25:58 +00:00
copysign.go
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dim.go
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dim_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
dim_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
dim_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
dim_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
dim_s390x.s math: add functions and stubs for s390x 2016-04-06 23:35:56 +00:00
erf.go all: single space after period. 2016-03-02 00:13:47 +00:00
exp.go all: single space after period. 2016-03-02 00:13:47 +00:00
exp2_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
exp2_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
exp2_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
exp2_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
exp_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
exp_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
exp_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
exp_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
expm1.go all: single space after period. 2016-03-02 00:13:47 +00:00
expm1_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
expm1_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
expm1_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
expm1_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
export_test.go all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
floor.go build: move package sources from src/pkg to src 2014-09-08 00:08:51 -04:00
floor_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
floor_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
floor_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
floor_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
floor_asm.go math: optimize ceil/floor functions on amd64 2015-10-03 15:55:08 +00:00
frexp.go
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frexp_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
frexp_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
frexp_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
frexp_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
gamma.go all: single space after period. 2016-03-02 00:13:47 +00:00
hypot.go
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hypot_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
hypot_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
hypot_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
hypot_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
j0.go all: single space after period. 2016-03-02 00:13:47 +00:00
j1.go all: single space after period. 2016-03-02 00:13:47 +00:00
jn.go all: single space after period. 2016-03-02 00:13:47 +00:00
ldexp.go
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ldexp_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
ldexp_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
ldexp_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
ldexp_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
lgamma.go all: single space after period. 2016-03-02 00:13:47 +00:00
log.go all: single space after period. 2016-03-02 00:13:47 +00:00
log1p.go all: single space after period. 2016-03-02 00:13:47 +00:00
log1p_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
log1p_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
log1p_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
log1p_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
log10.go math: fix Log2 test failures on ppc64 (and s390) 2015-07-15 05:35:22 +00:00
log10_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
log10_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
log10_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
log10_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
log_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
log_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
log_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
log_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
logb.go
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mod.go
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mod_386.s
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mod_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
mod_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
mod_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
modf.go all: single space after period. 2016-03-02 00:13:47 +00:00
modf_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
modf_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
modf_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
modf_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
nextafter.go math: change Nextafter64 to Nextafter in the description of Nextafter 2015-02-17 14:29:18 +00:00
pow.go
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pow10.go
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remainder.go all: single space after period. 2016-03-02 00:13:47 +00:00
remainder_386.s
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remainder_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
remainder_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
remainder_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
signbit.go build: move package sources from src/pkg to src 2014-09-08 00:08:51 -04:00
sin.go
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sin_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sin_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sin_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sin_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sincos.go build: move package sources from src/pkg to src 2014-09-08 00:08:51 -04:00
sincos_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sincos_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sincos_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sincos_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sinh.go build: move package sources from src/pkg to src 2014-09-08 00:08:51 -04:00
sqrt.go math: delete unused function sqrtC 2016-03-03 02:29:09 +00:00
sqrt_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sqrt_amd64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sqrt_amd64p32.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sqrt_arm.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sqrt_arm64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
sqrt_ppc64x.s all: make copyright headers consistent with one space after period 2016-05-02 13:43:18 +00:00
sqrt_s390x.s math: add functions and stubs for s390x 2016-04-06 23:35:56 +00:00
stubs_arm64.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
stubs_mips64x.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
stubs_ppc64x.s math: improve sqrt for ppc64le,ppc64 2016-03-10 15:01:21 +00:00
stubs_s390x.s math: add functions and stubs for s390x 2016-04-06 23:35:56 +00:00
tan.go
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tan_386.s all: make copyright headers consistent with one space after period 2016-03-01 23:34:33 +00:00
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tanh.go
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unsafe.go
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