diff options
author | normal <normal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-09-15 07:31:38 +0000 |
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committer | normal <normal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-09-15 07:31:38 +0000 |
commit | d198d64e0464c141f70c49880bf511ac3dcd1162 (patch) | |
tree | 218dafddb673ccc9e33b2d22e9a4889021c33119 | |
parent | 667d502adbb9cfa6aa9fcdfbd9e95e251c8f0ba7 (diff) |
trivial packing for on-stack structs
* io.c (struct io_advise_struct): 32 => 24 bytes on 64-bit
* io.c (struct io_internal_writev_struct): 24 => 16 bytes on 64-bit
* process.c (struct waitpid_arg): ditto
Slightly reduce stack pressure.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47594 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r-- | ChangeLog | 6 | ||||
-rw-r--r-- | io.c | 4 | ||||
-rw-r--r-- | process.c | 2 |
3 files changed, 9 insertions, 3 deletions
@@ -1,3 +1,9 @@ +Mon Sep 15 16:21:10 2014 Eric Wong <e@80x24.org> + + * io.c (struct io_advise_struct): 32 => 24 bytes on 64-bit + * io.c (struct io_internal_writev_struct): 24 => 16 bytes on 64-bit + * process.c (struct waitpid_arg): ditto + Mon Sep 15 10:29:25 2014 Natalie Weizenbaum <nweiz@google.com> * ext/pathname/lib/pathname.rb (SAME_PATHS): @@ -941,8 +941,8 @@ struct io_internal_write_struct { #ifdef HAVE_WRITEV struct io_internal_writev_struct { int fd; - const struct iovec *iov; int iovcnt; + const struct iovec *iov; }; #endif @@ -8462,9 +8462,9 @@ static VALUE sym_normal, sym_sequential, sym_random, #ifdef HAVE_POSIX_FADVISE struct io_advise_struct { int fd; + int advice; off_t offset; off_t len; - int advice; }; static VALUE @@ -740,8 +740,8 @@ waitall_each(rb_pid_t pid, int status, VALUE ary) #else struct waitpid_arg { rb_pid_t pid; - int *st; int flags; + int *st; }; #endif |