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Adrian Hunter
618ee7838e
Add preadn() to provide pread() and readn() semantics. Signed-off-by: Adrian Hunter <[email protected]> Acked-by: Jiri Olsa <[email protected]> Cc: Namhyung Kim <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
15 lines
357 B
C
15 lines
357 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __LIBPERF_INTERNAL_LIB_H
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#define __LIBPERF_INTERNAL_LIB_H
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#include <sys/types.h>
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extern unsigned int page_size;
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ssize_t readn(int fd, void *buf, size_t n);
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ssize_t writen(int fd, const void *buf, size_t n);
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ssize_t preadn(int fd, void *buf, size_t n, off_t offs);
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#endif /* __LIBPERF_INTERNAL_CPUMAP_H */
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