os, internal/poll: loop on EINTR for all file syscalls

When using a FUSE file system, any system call that touches the file
system can return EINTR.

Fixes #40846

Change-Id: I25d32da22cec08dea81ab297291a85ad72db2df7
Reviewed-on: https://go-review.googlesource.com/c/go/+/249178
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
12 files changed
tree: 9f9e791d75c363b7f25529b1f408d50e8e03274d
  1. .github/
  2. api/
  3. doc/
  4. lib/
  5. misc/
  6. src/
  7. test/
  8. .gitattributes
  9. .gitignore
  10. AUTHORS
  11. CONTRIBUTING.md
  12. CONTRIBUTORS
  13. favicon.ico
  14. LICENSE
  15. PATENTS
  16. README.md
  17. robots.txt
  18. SECURITY.md
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