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pipe: reduce padding in struct pipe_inode_info

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This has no effect on 64 bit because there are 10 32-bit integers
surrounding the two bools, but on 32 bit architectures, this reduces
the struct size by 4 bytes by merging the two bools into one word.

Signed-off-by: Max Kellermann <max.kellermann@ionos.com>
Message-Id: <20230921075755.1378787-1-max.kellermann@ionos.com>
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Max Kellermann 2023-09-21 09:57:52 +02:00 • committed by Christian Brauner
parent 5aa8fd9cea
commit 61105aab4e
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GPG key ID: 91C61BC06578DCA2
1 changed files with 3 additions and 3 deletions
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6
include/linux/pipe_fs_i.h
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@ -62,9 +62,6 @@ struct pipe_inode_info {
unsigned int tail;
unsigned int max_usage;
unsigned int ring_size;
#ifdef CONFIG_WATCH_QUEUE
bool note_loss;
#endif
unsigned int nr_accounted;
unsigned int readers;
unsigned int writers;
@ -72,6 +69,9 @@ struct pipe_inode_info {
unsigned int r_counter;
unsigned int w_counter;
bool poll_usage;
#ifdef CONFIG_WATCH_QUEUE
bool note_loss;
#endif
struct page *tmp_page;
struct fasync_struct *fasync_readers;
struct fasync_struct *fasync_writers;