diff options
Diffstat (limited to 'manual/llio.texi')
| -rw-r--r-- | manual/llio.texi | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/manual/llio.texi b/manual/llio.texi index 69b54c2838..6f8adfc607 100644 --- a/manual/llio.texi +++ b/manual/llio.texi @@ -1083,7 +1083,7 @@ which describe the location and size of each buffer. @comment BSD @deftp {Data Type} {struct iovec} -The @code{iovec} structure describes a buffer. It contains two fields: +The @code{iovec} structure describes a buffer. It contains two fields: @table @code @@ -1141,8 +1141,8 @@ error. The possible errors are the same as in @code{write}. @end deftypefun -@c Note - I haven't read this anywhere. I surmised it from my knowledge -@c of computer science. Thus, there could be subtleties I'm missing. +@c Note - I haven't read this anywhere. I surmised it from my knowledge +@c of computer science. Thus, there could be subtleties I'm missing. Note that if the buffers are small (under about 1kB), high-level streams may be easier to use than these functions. However, @code{readv} and @@ -1195,8 +1195,8 @@ The @code{mmap} function creates a new mapping, connected to bytes is created, which is not removed by closing the file. @var{address} gives a preferred starting address for the mapping. -@code{NULL} expresses no preference. Any previous mapping at that -address is automatically removed. The address you give may still be +@code{NULL} expresses no preference. Any previous mapping at that +address is automatically removed. The address you give may still be changed, unless you use the @code{MAP_FIXED} flag. @vindex PROT_READ @@ -1260,7 +1260,7 @@ as the included @code{malloc} automatically uses @code{mmap} where appropriate. @c Linux has some other MAP_ options, which I have not discussed here. @c MAP_DENYWRITE, MAP_EXECUTABLE and MAP_GROWSDOWN don't seem applicable to -@c user programs (and I don't understand the last two). MAP_LOCKED does +@c user programs (and I don't understand the last two). MAP_LOCKED does @c not appear to be implemented. @end vtable @@ -1405,14 +1405,14 @@ There is no existing mapping in at least part of the given region. This function can be used to change the size of an existing memory area. @var{address} and @var{length} must cover a region entirely mapped -in the same @code{mmap} statement. A new mapping with the same +in the same @code{mmap} statement. A new mapping with the same characteristics will be returned with the length @var{new_length}. -One option is possible, @code{MREMAP_MAYMOVE}. If it is given in +One option is possible, @code{MREMAP_MAYMOVE}. If it is given in @var{flags}, the system may remove the existing mapping and create a new one of the desired length in another location. -The address of the resulting mapping is returned, or @math{-1}. Possible +The address of the resulting mapping is returned, or @math{-1}. Possible error codes include: @table @code @@ -1464,11 +1464,11 @@ The valid BSD values for @var{advice} are: The region should receive no further special treatment. @item MADV_RANDOM -The region will be accessed via random page references. The kernel +The region will be accessed via random page references. The kernel should page-in the minimal number of pages for each page fault. @item MADV_SEQUENTIAL -The region will be accessed via sequential page references. This +The region will be accessed via sequential page references. This may cause the kernel to aggressively read-ahead, expecting further sequential references after any page fault within this region. @@ -1540,7 +1540,7 @@ There is no existing mapping in at least part of the given region. @c close dup @acsfd This function returns a file descriptor that can be used to allocate shared -memory via mmap. Unrelated processes can use same @var{name} to create or +memory via mmap. Unrelated processes can use same @var{name} to create or open existing shared memory objects. A @var{name} argument specifies the shared memory object to be opened. @@ -3899,7 +3899,7 @@ There is no process or process group corresponding to @var{pid}. @gnusystems{} can handle most input/output operations on many different devices and objects in terms of a few file primitives - @code{read}, @code{write} and @code{lseek}. However, most devices also have a few -peculiar operations which do not fit into this model. Such as: +peculiar operations which do not fit into this model. Such as: @itemize @bullet |